{高中试卷}上海交大附中高二下学期期中考试(物理)[仅供参考]
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上海交通大学附属中学2020学年度第二学期高二物理期中试卷(满分100分,90分钟完成.答案一律写在答题纸上.) 考生注意: 1.g 取lOm/s 2.2.计算题要求写出必要的文字说明、方程式和重要的演算步骤,只写出最后答案,而未写出主要演算过程的,不能得分.有数字计算的问题,答案中必须明确写出数值和单位.一、单项选择题(10分)本大题共5小题,每小题2分. 1. 下列科学成果属于卢瑟福的是A .发现电子的存在B .发现天然放射现象C .发现质子的存在D .发现中子的存在2. 我国已建成了酒泉、太原和西昌卫星发射中心,假如还要建设一个卫星发射中心,为了发射卫星时尽量节约火箭的燃料,在自南向北排列的三亚、上海、北京、哈尔滨四个城市中你认为最合适的是A .三亚 B. 上海 C. 北京 D. 哈尔滨3.如下图所示,a 是长直密绕通电螺线管,应用DIS 的磁传感器b 沿a 的轴线Ox 从O 点自左向右匀速穿过通电螺线管螺管a 。
能正确反映通电螺线管内部磁感应强度B 随x 变化规律的是OxBOxBAOxBOxBBCDa b xO4.下列关于磁感线的说法,正确的是A.磁感线从磁体的N极出发,终止于磁体的S极B.磁感线可以形象地表示磁场的方向和强弱C.电流磁场的磁感线都是同心圆D.放入螺线管内的小磁针的N极指向与该处磁感线方向相反5.老师做了一个物理小实验让学生观察:一轻质横杆两侧各固定一金属环,横杆可绕中心点自由转动,老师拿一条形磁铁插向其中一个小环,后又取出插向另一个小环,同学们看到的现象是A.磁铁插向左环,横杆发生转动B.磁铁插向右环,横杆发生转动C.无论磁铁插向左环还是右环,横杆都不发生转动D. 无论磁铁插向左环还是右环,横杆都发生转动二、单项选择题(12分)本大题共4小题,每小题3分.6. 如图所示是查德威克发现某粒子的实验示意图,在这个实验中发现了一种不可见的贯穿能力很强的粒子,这种粒子是A.正电子B.中子C.光子D.电子7.如图所示,将线框从匀强磁场中匀速拉出第一次拉动速率为V1=V,第二次拉动速率为V2=2V,则两次拉出过程中外力F1与F2,以及做功W1与W2的关系是A.F1∶F2=2∶1,W1∶W2=2∶1左Po 铍不可见粒子B.F1∶F2=1∶1,W1∶W2=1∶1C.F1∶F2=1∶2,W1∶W2=1∶1D.F1∶F2=l∶2,W1∶W2=1∶28.如图所示,在水平地面下有一条沿东西方向铺设的水平直导线,导线中通有自东向西稳定、强度较大的直流电流。
上海交通大学附属中学2007-2008学年度第二学期高二物理期中试卷(满分100分,90分钟完成,答案请写在答题纸上,g=10m/s2。
)一、选择题(32分)1.建立完整的电磁场理论并首先预言电磁波存在的科学家是A.法拉第B.奥斯特C.赫兹D.麦克斯韦2.用中子轰击锂核63Li发生的核反应是6130Li n+→31H X+,其中X粒子应是A.α粒子B.β粒子C.质子D.中子3.潮汐现象主要是受月球对地球的万有引力影响产生的。
如图所示为地球和月球的相对位置图,则下列说法中正确的是A.D点离月球较近,月球对地表水的万有引力较大,形成高潮B.A点和C点既不是高潮又不是低潮C.B点离月球较远,月球对地表水的万有引力较小,形成低潮D.B点离月球较远,月球对地表水的万有引力较小,不足以提供其所需向心力,因而形成高潮4.放射性探伤是利用了A.α射线的电离本领B.β射线的贯穿和电离本领;C.γ射线的贯穿本领D.放射性元素的示踪本领。
5.下列说法中正确的是A.恒星的颜色与恒星的质量和体积有关B.恒星的表面温度越高,颜色越红C.恒星的亮度与恒星的体积和温度及它与地球的距离有关D.恒星的寿命与构成恒星的物质、温度、亮度有关6.如图所示,A、B为大小、形状均相同且内壁光滑,但用不同材料制成的圆管,竖直固定在相同高度。
两个相同的磁性小球,同时从A、B管上端的管口无初速释放,穿过A管的小球比穿过B管的小球先落到地面。
下面对于两管的描述中可能正确的是A.A管是用塑料制成的,B管是用铜制成的B.A管是用铝制成的,B管是用胶木制成的C.A管是用胶木制成的,B管是用塑料制成的D.A管是用胶木制成的,B管是用铝制成的7.在上海地区进行如下实验:一个可以在水平面内自由转动的小磁针,在地磁场作用下保持静止,一根长直导线位于小磁针的北方,竖直放置,且通有竖直向上的电流。
已知地磁场的水平分量为B0,长直导线电流磁场在小磁针处的磁感强度为B,则小磁针的N极将A .向东偏转角度θ=arctg(B/B 0)而静止 B .向东偏转角度θ=arctg(B 0/B)而静止C .向西偏转角度θ=arctg(B/B 0)而静止D .向西偏转角度θ=arctg(B 0/B)而静止 8.有一个很长的光滑斜面,框底边连有一个小灯泡,匀强磁场B 垂直于斜面框,当金属棒ab 边到达稳定状态时,小灯泡获得一定的电功率,除小灯泡外其它电阻均不计,若要小灯泡的功率减小到原来的l/2,下列措施可行的是 A .换一个电阻为原来l/2倍的小灯泡 B .将金属棒质量增为原来的2倍C2 D二、填空题(32分)9.图中P 为放在匀强电场中的天然放射源,其放出的射线在电场的作用下分成a 、b 、c 三束,其中a 是__________射线,b 是__________射线,c 是__________射线。
上海交通大学附属中学高二第二学期期中考试试卷上海交通大学附属中学2019-2020学年度第二学期高二英语期中试卷出卷人:张骁纯审卷人:朱雪艳(满分150分,答案一律写在网上阅卷答题纸上)I. Listening ComprehensionSection A [1x10’]Directions:In Section A, you will hear ten short conversations between two speakers. At the end of each conversation, a question will be asked about what was said. The conversations and the questions will be spoken only once. After you hear a conversation and the question about it, read the four possible answers on your paper, and decide which one is the best answer to the question you have heard.1. A. There is some mechanical problem with the mans cell phone.B. The man should buy a battery right now.C. The man must have taken some cash with him.D. The man is accustomed to paying the bill with his cell phone.2. A. She can handle the work. B. The increasing work stops her from taking a rest.C. She will take a rest soon after the work is finished.D. She enjoys her work.3. A. The man will visit Russia in the near future.B. The man has a good command of Russian.C. Russia doesn’t hold immediate appeal to the man.D. The man will never consider taking a trip to Russia.4. A. Fashion designer. B. Vet. C. Model. D. Coach.5. A. New forms of money. B. Market potential for a new product.C. Governments, attitudes to e-commerce.D. Replacement of old coins.6. A. Because he wants to save money.B. Because he wants to stay away from crowds.C. Because he is too exhausted with his work.D. Because the ticket price is higher.7. A. Impatient. B. Regretful. C. Angry. D. Relieved.8. A. Wedding rings will last forever.B. Good wedding rings are always expensive.C. It is a serious matter to choose a wedding ring.D. The value of wedding rings determines the quality of marriage.9. A. In a department store. B. In a map shop. C. In a geography class. D. At a metro station.10. A. Jenny can’t have another make-up exam.B. Jenny doesn’t study hard.C. Jenny has wasted four opportunities.D. Jenny should pay a high price for her carelessness.Section BDirections: In Section B, you will hear two short passages and one longer conversation, and you will be asked several questions on each of the passages and the conversation. The passages and the conversation will be read twice, but the questions will be spoken only once. When you hear a question, read the four possible answers on your paper and decide which one would be the best answer to the question you have heard.Questions 11 through 13 are based on the following passage.11. A. One year. B. Ten years. C. Eighteen years. D. Twentyyears.12. A. It’s comfortable. B. It’s time-saving. C. It’s cheap.D. It is enjoyable.13. A. It’s safer. B. It’s healthier. C. It’s more conven ient.D. It’s colorful.Questions 14 through 17 are based on the following passage.14. A. Because he could not catch a fish.B. Because his father was not patient with him.C. Because his father did not teach him fishing.D. Because he could not join the local fishing club as his father did.15. A. They like deep water. B. They are insensitive to water temperature.C. Their eyelids help to block the sunlight.D. They are cold-blooded animals.16. A. It is easy to think like a customer.B. His father’s fish ing advice is inspiring.C. Salespeople should find older and richer clients.D. It is difficult to sell services to poor people.Questions 18 through 20 are based on the following conversation17. A. Because books are too heavy.B. Because a cell phone is portable.C. Because his books are not popular among travelers.D. Because users can rate the restaurants and food on the app.18. A. He accepts advice from taxi drivers.B. He does a lot of research into the difficult menus.C. The hotel staff recommends restaurants to him.D. He talks with local people and walk around to spot goodrestaurants.19. A. He checks out the place the chef comes from.B. He ignores fancy restaurants and only visits small restaurants.C. He tries high-priced wines.D. He decides the hygiene conditions by using the bathroom first.20. A. The importance of menus and services. B. Young people’s travelling budget.C. The choice of good food and restaurants.D. The advantages of a food app.II. Grammar and VocabularySection ADirections: Beneath each of the following sentences there are four choices marked A, B, C and D. Choose the one answer that best completes the sentence.21. I got up early this morning, but I __________ so because I needn't work on Sundays.A. couldn’t hav e doneB. needn’t have doneC. shouldn’t have doneD. might not have done22. They didn’t get rewarded for what they had done __________ their findings were released to the public one day.A. unlessB. ifC. untilD. while23. The recipe, __________ reminding me of home, is the bestI have ever tried.A. the oneB. the one thatC. the one whichD. which24. It is reported that the rich __________ priority to get tested for Covid-19.A. is givenB. are givenC. giveD. gives25. Why do people say the word 'over' after they __________ talking on a walkie talkie and not anything else?A. finishedB. are to finishC. have been finishingD. have finished26. __________ not to miss the great bargain online at Double Eleven Day, though tired, Lisa tried not to fall asleep.A. Being remindedB. RemindedC. Having remindedD. Reminding27. I am worried about Jane. Do you know what has happened to her? She’s been wearing a ________ look all day.A. troubleB. troublingC. to-be-troubledD. troubled28. Johnson won a gold medal at an international programming competition, therefore ________ him famousovernight at school.A. makingB. to makeC. madeD. having made29. That multinational company is adopting an aggressive expanding strategy, with the result that it has recruited ________ in the year of 2015 as they did two years ago.A. three times as many as new employeesB. three times many new employeesC. three times as many new employeesD. three times more new employees than30. There were about two dozen kids playing in the park, ________ with each other around.A. some of whose parents chattingB. some of their parents chattingC. some of the parents chattedD. some of whom parents chatted31. You should always remember that, in the years to come, you have some people ________ company with, the parents who have sacrificed to raise you and provide you with the best education possible.A. keepB. keepingC. keptD. to keep32. The young athlete took a deep breath, prayed silently, and told himself that he was closer now than ever to ________ the championship.A. have wonB. winC. winningD. having won33. Though nothing in the animal kingdom is using what we ________ language, gestures used by bonobos and chimpanzees come close.A. think of asB. look to asC. think about withD. depend on34. The guidebook warns the travelers ________ walking alone in this district of the city at night.A. ofB. forC. againstD. to35. Resources are ________ because we live in a world in which humans’ wants are infinite but the land, labor, and capital required to satisfy those wants are limited.A. scarceB. rareC. unusualD. oddSection BDirections: After reading the passage below, fill in the blanks to make the passage coherent and grammatically correct. For the blanks with a given word, fill in each blank with the proper form of the given word; for the other blanks, use one word that best fits each blank.(A)As the world is getting more and more connected, will human be uni-cultural in the near future?The homogenizing(类同) forces are as strong as the heterogenizing(多样化) forces. In short, in the globally connected world, we (36)__________ not be as homogenized as we assume to be.For instance, the Internet enables the homogenizing force of English (37)__________ the world's common language. At the same time, it enables the speakers of various small languages (38)__________(connect) and build common content like never before. Fifty years ago, were there encyclopedias in all the regional languages? No. Most were in English. Now, you have a diverse set of language in Wikipedia (39)__________ allows knowledge creation in small languages.In a globalized world, we tend to see McDonalds and Starbucks everywhere in the world. But the same globalization allows cuisines of various nations to be explored by people across the world. (40)__________(Think) of all the quality Thai, Chinese, Indian or Mexican restaurants (41)__________(spread) across the world over the pasttwenty years.Again, a connected world also allows one to explore different religions and spiritual paths that were previously (42)__________ __________ reach due to geography. You could be sitting in Jakarta and exploring T aoism, Shintoism, Hinduism or various African/native American religions. In the past, your choices would have been very limited to (43)__________ the local spiritual teachers could teach.Globalization/interconnections are also giving a voice to people from various cultures. In the past, you would have had todepend on the equivalent of The New York Times or the BBC (44)__________(develop) your opinions and those would be the majority opinions - highly slanted(倾向的) towards one culture. Now, you have the option of getting a lot more diverse voices (45)__________(hear) as the major filters — publishing houses and newspaper editors — are getting replaced by more democratic forms.We are not getting uni-cultural. We are getting multi-cultural and slowly grasping the diversity of human culture.(B)Fashion Is NOT ArtOn a trip to Paris, the New York fashion designer Donna Karan was dragged off to the Picasso Museum by her husband, Stephen Weiss. He hoped that his wife would love it as much as he did. Instead, she dashed at speed from gallery to gallery barely pausing to look at the works.Suddenly Weiss heard Donna (46)__________(scream) with glee in another gallery. At last, he thought, she has finally founda Picasso that inspired her. He ran into the gallery only(47)__________(discover) his wife gazing at a bare expanse of green wall. This particular shade of green, she explained breathlessly,(48)__________(be) perfect for next season's dress.(49)__________(argue) over whether fashion is more or less important than art is just as pointless as questioning(50)__________ or not it is art. Of course it's not, it's fashion. That is not to say that fashion, at its best, is not a suitable subject for museums or (51)__________ it cannot share some of the attributes of art. On the contrary, a fine haute couture dress(高级时装) - like the ones that Cristóbal Balenciaga crea ted in his 1950s heyday - can look as perfect as (52)__________ beautiful paintingor sculpture.Yet only an old-fashioned aesthete(审美家) would argue that the purpose of the art is to create beauty. Sometimes artists do create beauty, (53)__________ for most of them beauty tends to be a by-product of their quest to explore the complex, messy, ambiguities of modern life. Think of Wolfgang Tillmans's photographs of areroplane wings and window sills(窗沿) now on display at Tate Britain. Beautifully composed they may be, but with a forlorn(凄凉的) beauty too subtle to be replicated in fashion.Similarly, fashion is good at fulfilling another traditional function of art by reflecting changes in contemporary culture, but only up to a point. (54)__________ art, fashion rarely expresses more than the headlines of history.And fashion has a practical purpose, whereas art does not. The result may be as gorgeous as a Balenciaga ballgown (舞会礼服), but it is still an item of clothing (55)_________(intend) to be worn. Why pretend that it is anything else?Section CDirections: Complete the following passage by using the words in the box. Each word can only be used once. Note that there is one word more than you need.(A)How to Put on a Fashion Show Without a Designer?Designers usually close out runway shows with a wave and a bow, after the final march of their models. But that didn’t happen at the Luooif Studio show. The music ended and house lights dimmed, and then a stylist emerged on the runway holdinga laptop in his hands. He turned the screen toward the audience, displayingphotos of two young Chinese designers.One was Lena Luo, a founder of Luooif Studio; the other was her studio partner, EkceeChan, who designs the footwear. Both were supposed to be there in person, but they had beenbanned from visiting the US in the middle of the (56)________ over the spread of coronavirus.On Jan. 31, the United States government announced that most foreign nationals who hadrecently spent time in China would be (57)________ entry to the United States. Ms. Luo wasscheduled to arrive in New York on Feb. 4, about a week before her show. Two large boxescontaining her fall 2020 collection were being (58)________ by United States customsofficials. It didn’t look as if the shipment would be(59)________ in time for the show at 9a.m. on Feb. 10.Ms. Luo, who worked as an intern in the studios of Alexander McQueen and VivienneWestwood, is a(n) (60)________ of Central Saint Martins and founded Luooif Studio in 2015. Last week, canceling her fashion week show (61)________ her, she said, but she worried about letting down her team, who had put “patience and passion” into the collection.Instead she tried to (62)________ the show, to allow more time for the shipment to make it through customs. Her (63)________ inNew York, the Prjct 428, asked the organizers of New York Fashion Week to reschedule. But that didn’t work.Then, three days before the Luooif Studio show, the fall 2020 collection finally arrived. Prjct 428 rushed to bring on a stylist and cast models. The team sent photos and videos every night for her approval. But beyond that, fear (64)________ her country. Ms. Luo could only stay at her parents’ home. “There are so many ways you can get the disease,” she said. “The only way we prot ect ourselves is away from people.”Finally, the show successfully went on. There were problems, of course. The designers wanted to be on video chat backstage, watching as the models had their hair and makeup done, but the connection in the (65)________ sp ace wasn’t strong enough. Five hours after the show had ended, Ms. Luo had still not seen footage of the show. Ms. Chan, who had seen a few photos, said the styling choices weren’t exactly what she had envisioned.(B)A. remarkableB. limitC. caseD. developedE. producedF. reachingG. flowing H. based I. set J. house K. uncomfortableInside the Quietest Place on EarthWhile many working people suffer the tip-tap of keyboards, the noise of chatter from colleagues, and the constant hum of computers, LeSalle Munroe is surrounded by almost total silence. His office is the quietest place on the planet.His specially-constructed room is hidden in the depths ofBuilding 87 at Microsoft’s headquarters in Redmond, Washington, where the firm’s hardware laboratories are (66)________. Products such as the Surface computers and Xbox have been developed there. Microsoft’s engineers built the room — known as the anechoic chamber (消音室) — to help them test new equipment they were developing. In 2015 it (67)________ the official world record for silence when the background noise level inside was measured at an incredible -20.6 decibels (分贝). It gets close to the (68)________ of what should be possible to achieve without creating a vacuum. The noise (69)________ by air molecules (分子) hitting each other at room temperature is estimated to be about -24 decibels.“It is a very unique experience inside with the door closed,” says Munroe. “When you stop breathing, you can hear your heart beating and the blood (70)________ in your veins (静脉). I don’t stay inside with the door closed very often.”It took almost two years to design and build the anechoic chamber. Even finding a building quiet enough to(71)________ it took nearly eight months of testing. The room sits at the heart of six concrete onion layers that help to block out sounds from the outside world. This nest of rooms within rooms — each with walls up to 30 centimeters thick — helps to cut the noise (72)________ the room by around 110 decibels. If a jet was taking off just outside the building, one would hear little more than a whisper inside the anechoic chamber.You might think that staying in such a quiet place would offer you perfect peace. But for visitors who enter that space, this is far from the (73)________. Most people want to leave within a few seconds. A lot of them find the experience very (74)________. Some people even feel dizzy.For Monroe, however, even more (75)________ is the feeling when, after a while, he steps outside the chamber. “When you open the door, it is almost like a waterfall of sound hitting your ears,” says Munroe. “You hear things that you wouldn’t normally notice. It gives you a new perspective.”III. Reading ComprehensionSection ADirections:For each blank in the following passages there are four words or phrases marked A, B, C and D. Fill in each blank with the word or phrase that best fits the context.There is a reason why murder mystery movies have survived for as long as they have in Hollywood. When executed well, they’re (76)_________ and amusing. Yet, this is a type of tale that has been (77)_________ for long and it feels like an area that’s hard to break new ground in. With Knives Out, writer/director Rian Johnson has managed to pull off just that, by crafting a truly unique and highly entertaining modern whodunnit (侦探推理片) for all ages.Knives Out (78)_________ the death of the renowned crime novelist Harlan Thrombey, who is found dead at his estate just after his 85th birthday. Following the incident, the entire family is gathered for the investigation, which is led by the detective Benoit Blanc. While (79)_________ the case, Blanc and the police must sift through (筛查) a web of clues and lies to uncover the truth behind Thrombey’s untimely death as (80)_________ rise over the fate of the vast fortune at stake (利害攸关的).A good murder mystery (81)_________keeping the audience guessing. Knives Out is the work of a cinematic magician, one who keeps you so (82)_________what the left hand is doing that you miss the right. Using a wonderful (83)_________ structure thatwould make Agatha Christie smile, Johnson confidently stays a bit (84)_________ his audience, leaving them breathless but satisfied at the end.Outside of a twist(反转) , a movie like this relies entirely on (85)_________. They need to be entertaining. They need to be layered. They need to bring everything to life(86)_________simply push the tale to its eventual conclusion. Knives Out has an A-list of stars, like Craig, Chris Evans and the great Plummer, all in one place. But rather than aiming for the biggest names (87)_________fit, Johnson has chosen recognizable yet smart casting, with each actor perfectly (88)_________their role.To that point, this cast is made up of people who seem to just be having fun working on a project with very little pressure. Craig has been working on James Bond for more than a decade. Evans just got done playing Captain America. The list goes on.(89)_________, here, it’s not a big franchise (系列电影). It’s just a classic mystery designed for everyone to relax. This is pure entertainment. Plain and simple. It’s wildly funny, suspenseful (充满悬念的) and not just a collection of lovable stars, but the kind of movie that is (90)_________ in our franchise-dominated landscape. Don’t let Knives Out slip through the cracks.76. A. engaging B. extravagant C. persuasive D. offensive77. A. up B. down C. around D. off78. A. ends with B. associates with C. turns on D. centers on79. A. looking up B. looking into C. looking on D. looking over80. A. tensions B. opportunities C. profits D. opinions81. A. depends on B. makes use of C. believes in D. mixes with82. A. optimistic about B. distracted from C. wrapped up in D. careless about83. A. theory B. argument C. tradition D. plot84. A. parallel with B. keen on C. linked to D. ahead of85. A. plots B. characters C. logic D. directors86. A. apart from B. as well as C. rather than D. other than87. A. regardless of B. instead of C. in case of D. due to88. A. connected with B. matched to C. enrolled in D. taking to89. A. Moreover B. Furthermore C. Likewise D. Yet90. A. existing B. disappearing C. emerging D. developingSection BDirections: Read the following three passages. Each passage is followed by several questions or unfinished statements. For each of them there are four choices marked A, B, C and D. Choose the one that fits best according to the information given in the passage you have just read.(A)When I think about the connection between art and optimism, the first person who comes to mind is Leonardo da Vinci.I have been reading about Leonardo for decades, and in 1994 I bought one of the notebooks, known as the Codex Leicester (莱斯特手稿), in which Leonardo recorded his thoughts and some general ideas.What does a Renaissance artist have to do with optimism? For me, the connection is innovation. I feel optimistic about the future because I know that advances in human knowledge have improved life for billions of people, and I am confident they will keep doing so. Although I am no art expert, everything I have learned about Leonardo leads me to believe he was one of the most innovative thinkers ever.Today of course Leonardo is most famous for paintings likethe Mona Lisa and The Last Supper. But in his mind, Leonardo was not primarily a painter. He considered himself as an engineer first. In a letter to the ruler of Milan listing his strengths, sent in the early 1480s, Leonardo mentioned ten different skills —designing bridges, tunnels, chariots (双轮马车) and catapults (石弩), for example — before adding at the end that he could also paint.Leonardo was an insatiable learner. He studied everything he could see: the flow of water, the way smoke rises through the air, how a woodpecker uses its tongue. Every single opportunity was grasped. And he had insights that were ahead of his time. He developed a new theory about the working of a certain heart valve (心瓣膜) that researchers only confirmed a few decades ago.Scientific inquiries were essential to Leonardo’s art. He was able to give the Mona Lisa that mysterious look on her face because he had studied all the muscles involved in smiling. In The Last Supper, he could make the perspective lines (透视线) work perfectly because he had spent countless hours understanding how our eyes see objects at a distance. By examining his surroundings so closely, Leonardo was able to develop new techniques that advanced his field and portrayed the world in a way no one had ever seen before. In other words, he was an innovator.In my own work today, I get to connect with brilliant people who have this same spirit. When I meet with scientists to discuss the development of new vaccines, for example, I see in them a similar passion for learning about the world and turning knowledge into big breakthroughs that make all our lives better. That, more than anything, is the root of my optimism.91. The underlined word in Paragraph 5 probably describesa person who ______.A. is able to raise difficult questionsB. has a strong desire for achievementC. is able to learn and understand things fastD. always wants more of something92. According to the article, which of the following statements about Leonardo da Vinci is true?A. The Codex Leicester was of no significance to him.B. Art is as important as engineering in his mind.C. He made a contribution to modern medical science.D. He preferred studying painting to engineering.93. Paragraph 6 mainly talks about ______.A. what made the Mona Lisa and The Last Supper stand outB. which fields Leonardo was expert inC. why Leonardo is regarded as an innovatorD. how Leonardo applied scientific theories to his paintings94. What can we learn about the author from the article?A. He became an admirer of Leonardo not that long ago.B. He admires Leonardo mainly for his success in art.C. He enjoys working with people with innovative ideas.D. He is considering investing in research for new vaccines.(B)All Events Calendar24 March, 2019●Art Exhibition: ‘Encounter’9: 30am to 4: 00pm, Ustinov College at Sheraton ParkA new art exhibition at Ustinov College that explores the theme of human and environmental encounters. This exhibition of contemporary art by local professional and emerging artists is taking place at Durham University's Ustinov College at SheratonPark.Contact ************************.uk for more information about this event●Everyone's History: 20 years of the Portable Antiquities Scheme and the Treasure Act10:00am to 5:00pm, Museum of Archaeology, Palace Green LibraryThis exhibition celebrates 20 years of the Portable Antiquities Scheme and the Treasure Act and also the ancient item that is discovered every day by the public.Contact ****************************.uk for more information about this event.●Khyal: Music and Imagination10: 00am to 5:00pm, Oriental Museum, Elvet Hill, DHI 3TH Led by Durham University's Music Department, this multimedia exhibition brings together visual artists and musicians to explore visual responses to Indian classical music.Contact *************************.uk for more information about this event.●Beautiful BooksPalace Green Library, Palace Green, Durham, DH1 3RNCelebrate our wonderful library and make your own book to take home.Contact ********************.uk for more information about this event.●Fantastic Fans1: 00pm to 3: 00pm, Oriental Museum, Elver Hill, Durham DH1 3THExplore our new exhibition all about South Koran culture, learn to count in Korean and make a Korean fan to take home.Contact *************************.uk for more information about this event.●Durham Singers: Songs of Farewell7: 30pm to 9:00pm, St Cuthbert’s Chapel, Ushaw CollegeContrasting reflections on the end of life, from eighteenth century Italy and early-twentieth century England.Highly expressive settings of Roman Catholic texts by Scarlatti and Lotti contrast with Parry's deeply personal response to his own approaching death and to the tragedy of the First World war.Contact ***********************for more information about this event.95. In which of the following groups of events will a participant have an experience of DIY?A. Art Exhibition: ‘Encounter’ and Fantastic FansB. Beautiful Books and Fantastic FansC. Beautiful Books and Durham Singers: Songs of FarewellD. Art Exhibition: 'Encounter' and Durham Singers: Songs of Farewell96. For those who want to enjoy music not only with their ears, they can go toA. Ustinov College at Sheraton ParkB. Museum of ArchaeologyC. Oriental MuseumD. St Cuthbert’s Chapel97. What will participants find in the event of Durham Singers: Songs of Farewell?A. Ancient objects in memory of the dead.B. Performance by singers in their eighties.C. Classical music combined with technology.。
下学期期中联合考试高二物理试卷本试卷共4 页,满分110 分。
考试用时90分钟一、选择题(本题共10题,每题5分。
1-6题为单选题,7-10题为多选题) 1.如图所示,A OC 是光滑的金属导轨,电阻不计,AO 沿竖直方向,OC 沿水平方向; PQ 为金属直杆,电阻为R ,几乎竖直斜靠在导轨AO 上,由静止开始在重力作用下滑动,滑动过程中P 、Q 端始终在金属导轨AOC 上,空间存在着垂直纸面向外的匀强磁场,则PQ 杆从开始滑动到P 端滑到O 位置的过程中,PQ 中感应电流的方向( )A .始终是由P→QB .先是由P→Q ,后是由Q→PC .始终是由Q→PD .先是由Q→P ,后是由P→Q 2.如图所示,蹄形磁体用悬线悬于O 点,在磁铁的正下方有一水平放置的长直导线,当导线中通以由左向右的电流时,蹄形磁铁的运动情况将是( ) A .静止不动 B .向纸外平动C .N 极向纸外,S 极向纸内转动D .N 极向纸内,S 极向纸外转动3.如图所示,两块距离为d 的金属板水平放置,将其用导线和开关与一个匝数为n的线圈连接,线圈所处的空间有竖直向上且大小变化的磁场B ,两金属板间放一台压力传感器,传感器上表面静止放置一个质量为m 、电荷量为+q 的小球.S 断开时传感器上有示数,S 闭合时传感器上示数为2mg ,则线圈中的磁场B 的变化情况和磁通量变化率分别是( )A .正在增加,ΔΦΔt =mgd qB .正在减弱,ΔΦΔt =mgdnqC .正在减弱,ΔΦΔt =mgd qD .正在增加,ΔΦΔt =mgdnq4.如图所示,矩形线圈abcd 在匀强磁场中可以分别绕垂直于磁场方向的轴P 1和P 2以相同的角速度匀速转动,当线圈平面转到与磁场方向平行时 ( )A .线圈绕P 1转动时的电流等于绕P 2转动时的电流B .线圈绕P 1转动时的电动势小于绕P 2转动时的电动势C .线圈绕P 1和P 2转动时电流的方向相同,都是a →b →c →dD .线圈绕P 1转动时dc 边受到的安培力大于绕P 2转动时dc 边受到的安培力5.如图所示是一列简谐横波在t =0时刻的波形图.已知这 列波沿x 轴正方向传播,波速为20 m/s ,则在t =0.17 s 时该质点P ( ) A .速度和加速度都沿+y 方向B .速度沿+y 方向,加速度沿-y 方向C .速度和加速度均正在增大D .速度正在增大,加速度正在减少6.在学校运动场上50 m 直跑道的两端,分别安装了由同一信号发生器带动的两个相同的扬声器。
上海交通大学附属中学2010-2011学年度第二学期高二物理期终试卷(满分150分,120分钟完成,答案请写在答题纸上)命题:龚进审核:王晓敏一.单项选择题(共16分,每小题2分。
每小题只有一个正确选项。
)1.关于质点,下面说法正确的是:(A)体积很小的物体可看作质点(B)研究乒乓球旋转时,可以把乒乓球看作质点(C)物体抽象为质点后,物体自身的大小和质量都可以忽略不计(D)在某些情况下,月球可以看作质点,某些情况下,小汽车不能看作质点2.某人沿着半径为R的水平圆周跑道跑了1.75圈时,他的:(A)路程和位移的大小均为3.5πR(B)路程和位移的大小均为2R(C)路程为3.5πR、位移的大小为2R (D)路程为0.5πR、位移的大小为2R3.三个质点A、B、C的运动轨迹如图所示,三个质点同时从N点出发,同时到达M点,下列说法正确的是:(A)三个质点从N到M的平均速率相同(B)三个质点从N到M的平均速度相同(C)三个质点任意时刻的速度方向都相同(D)三个质点从N点出发到任意时刻的平均速度都相同4.关于物体的重心,下列说法中正确的是:(A)重心就是物体内最重的一点(B)重力的作用点,叫做物体的重心(C)任何有规则形状物体的几何中心必然与重心重合(D)重心是重力的作用点,所以重心总是在物体上,不可能在物体之外5.某人骑着自行车向前匀速行使时,关于自行车前、后轮所受的摩擦力方向,下列说法中正确的是:(A)都向前(B)都向后(C)前轮向后,后轮向前(D)前轮向前,后轮向后6.如图所示,重为G的均匀棒,可绕上端O在竖直平面内转动。
今在棒的下端用水平力F拉,使棒缓慢转动,直至转到水平方向为止,则拉力F和它的力矩M的变化情况:(A)都增大(B)都减小(C)F增大,M减小(D)F减小,M增大7.A 、B 、C 是三个形状大小相同小球,其中A 是实心木球,B 是实心铁球,C 是空心铁球且质量与A 相同,三球同时从同一高度开始下落,若所受阻力相同,则三球落地时间应: (A)相同 (B)B 先落地,A 最后 (C)A 、B 同时落地,C 最后 (D)A 、C 同时落地,B 最先 8.人的质量为M ,通过定滑轮将一个质量为m 的物体从高处放下。
高中物理学习材料桑水制作上海交通大学附属中学2007-2008学年度第二学期高二相关物理期终试卷(满分100分,90分钟完成,答案请写在答题纸上)一、选择题1.物体从粗糙斜面的顶端由静止开始下滑,下列叙述正确的是:A .物体滑到斜面中点时的速度与滑到斜面底端时的速度之比1:2B .物体滑到斜面中点的时间与滑到斜面底端的时间之比)12(:1+C .把斜面分成三等分,则物体依次通过这三段位移所用的时间之比)23(:)12(:1--D .把时间分成三等分,则物体在这三段时间内通过的位移之比为1:3:52.三个在同一平面的共点力大小分别为F 1=5N 、F 2=8N 、F 3=12N ,则下列说法正确的是:A .三个力合力的最大值为25NB .三个力的合力可能等于9NC .三个力的合力最小值为1ND .三个力的合力等于0时,F 1与F 3的合力大小一定等于8N3、如图所示,A 、B 、C 三个质量相同的木块,迭放在水平桌面上,在施于B 的水平恒力F 作用下,此三木块保持相对静止,一起沿桌面向右作匀速运动,则:A .B 对A 的摩擦力为零B .B 对A 的摩擦力为F/3C .C 对桌面的摩擦力为0D.B对C的摩擦力为F4、一艘小船沿一定的航向渡河,由于水流作用,此时小船恰能沿垂直河岸方向抵达河岸,今保持小船的航向和速度的大小不变,则:A.若水流速度减小,则小船将抵达上游B.若水流速度减小,则小船的合速度增大C.若水流速度增大,则小船的抵达对岸时间减小D.若水流速度增大,则小船合速度不变5.关于自由落体运动,下列说法正确的是:A.下落的瞬时速度与下落的位移平方成正比B.每秒钟瞬时速度的增量为9.8米/秒C.每秒钟位移的增量为9.8米D.自由落体运动可以看成是一个竖直上抛运动和一个匀速直线运动的合运动6.如图所示,一根木棒AB在O点被悬挂起来,AO=OC,在A、C两点分别挂有两个和三个钩码,木棒处于平衡状态。
上海交通大学附属中学2014-2015学年度第二学期高二物理期中试卷命题人:刘仁臣 审核人:董涛注意:(本卷分为卷I 和卷Ⅱ,卷I 为100分,卷Ⅱ为50分。
非物理班同学只做卷I (1-6页),共90分钟;物理班同学做卷I (1-6页)+卷Ⅱ(7-10页),共120分钟 )卷I (本卷共100分,全体同学必做题) 一. 单项选择题(12分).本大题共6小题,每小题2分.1.很多杰出物理学家为物理学的发展做出了巨大的贡献,下列正确的是A .汤姆孙通过对阴极射线的研究发现了电子,提出了原子的核式结构学说B .卢瑟福通过α粒子散射实验,发现质子是原子核的组成成分C .贝可勒尔发现天然放射性,说明原子核是有内部结构的D .查德威克通过对含铀矿石的研究,发现了钋和镭的天然放射性 2.关于宇宙,下列说法中正确的是A .银河系是一种旋涡星系,太阳处在其中的一个旋臂上B .恒星的寿命取决于亮度C .太阳能够发光、放热,主要是因为太阳内部不断发生化学反应D .地球是宇宙中唯一有卫星的星球3.有关核电站发电过程中的能量转化情况,下列说法中正确的是 A .发电机是将电能转化为机械能 B .汽轮机是将内能转化为机械能 C .核电站是利用核聚变释放的核能 D .核电站是利用化学反应释放的核能4. 在法拉第时代,下列验证”由磁产生电”设想的实验中,能观察到感应电流的是 A.将绕在磁铁上的线圈与电流表组成一闭合回路,然后观察电流表的变化 B.在一通电线圈旁放置一连有电流表的闭合线圈,然后观察电流表的变化C.将一房间内的线圈两瑞与相邻房间的电流表连接。
往线圈中插入条形磁铁后,再到相 邻房间去观察电流表的变化D.绕在同一铁环上的两个线圈,分别接电源和电流表,在给线圈通电或断电的瞬间,观 察电流表的变化5. 英国《新科学家(New Scientist )》杂志评选出了2008年度世界8项科学之最,在XTE J1650-500双星系统中发现的最小黑洞位列其中,若某黑洞的半径R 约45km ,质量M 和半径R 的关系满足Gc 2R M 2(其中c 为光速, G 为引力常量),则该黑洞表面重力加速度的数量级为A .108m/s 2B .1010m/s 2C .1012m/s 2D .1014m/s 26.物体在A 、B 两地沿直线做往返运动。
●上海交通大学附属中学2007-2008学年度第二学期●高二物理期中试卷●(满分100分,90分钟完成,答案请写在答题纸上,g=10m/s2。
)命题:朱润生审核:王晓敏一、选择题(32分)1.建立完整的电磁场理论并首先预言电磁波存在的科学家是A.法拉第B.奥斯特C.赫兹D.麦克斯韦2.用中子轰击锂核63Li发生的核反应是6130Li n+→31H X+,其中X粒子应是A.α粒子B.β粒子C.质子D.中子3.潮汐现象主要是受月球对地球的万有引力影响产生的。
如图所示为地球和月球的相对位置图,则下列说法中正确的是A.D点离月球较近,月球对地表水的万有引力较大,形成高潮B.A点和C点既不是高潮又不是低潮C.B点离月球较远,月球对地表水的万有引力较小,形成低潮D.B点离月球较远,月球对地表水的万有引力较小,不足以提供其所需向心力,因而形成高潮4.放射性探伤是利用了A.α射线的电离本领B.β射线的贯穿和电离本领;C.γ射线的贯穿本领D.放射性元素的示踪本领。
5.下列说法中正确的是A.恒星的颜色与恒星的质量和体积有关B.恒星的表面温度越高,颜色越红C.恒星的亮度与恒星的体积和温度及它与地球的距离有关D.恒星的寿命与构成恒星的物质、温度、亮度有关6.如图所示,A、B为大小、形状均相同且内壁光滑,但用不同材料制成的圆管,竖直固定在相同高度。
两个相同的磁性小球,同时从A、B管上端的管口无初速释放,穿过A管的小球比穿过B管的小球先落到地面。
下面对于两管的描述中可能正确的是A.A管是用塑料制成的,B管是用铜制成的B.A管是用铝制成的,B管是用胶木制成的C.A管是用胶木制成的,B管是用塑料制成的D.A管是用胶木制成的,B管是用铝制成的7.在上海地区进行如下实验:一个可以在水平面内自由转动的小磁针,在地磁场作用下保持静止,一根长直导线位于小磁针的北方,竖直放置,且通有竖直向上的电流。
已知地磁场的水平分量为B 0,长直导线电流磁场在小磁针处的磁感强度为B ,则小磁针的N 极将A .向东偏转角度θ=arctg(B/B 0)而静止 B .向东偏转角度θ=arctg(B 0/B)而静止C .向西偏转角度θ=arctg(B/B 0)而静止D .向西偏转角度θ=arctg(B 0/B)而静止 8.有一个很长的光滑斜面,框底边连有一个小灯泡,匀强磁场B 垂直于斜面框,当金属棒ab 边到达稳定状态时,小灯泡获得一定的电功率,除小灯泡外其它电阻均不计,若要小灯泡的功率减小到原来的l/2,下列措施可行的是 A .换一个电阻为原来l/2倍的小灯泡 B .将金属棒质量增为原来的2倍C2 D.将磁感强度的大小增为原来的二、填空题(32分)9.图中P 为放在匀强电场中的天然放射源,其放出的射线在电场的作用下分成a 、b 、c 三束,其中a 是__________射线,b 是__________射线,c 是__________射线。
2024学年上海交通大学附属中学高二物理第二学期期末复习检测试题注意事项1.考试结束后,请将本试卷和答题卡一并交回.2.答题前,请务必将自己的姓名、准考证号用0.5毫米黑色墨水的签字笔填写在试卷及答题卡的规定位置.3.请认真核对监考员在答题卡上所粘贴的条形码上的姓名、准考证号与本人是否相符.4.作答选择题,必须用2B铅笔将答题卡上对应选项的方框涂满、涂黑;如需改动,请用橡皮擦干净后,再选涂其他答案.作答非选择题,必须用05毫米黑色墨水的签字笔在答题卡上的指定位置作答,在其他位置作答一律无效.5.如需作图,须用2B铅笔绘、写清楚,线条、符号等须加黑、加粗.一、单项选择题:本题共6小题,每小题4分,共24分。
在每小题给出的四个选项中,只有一项是符合题目要求的。
1、如图为两分子系统的势能E.与两分子间距离r的关系曲线.下列说法正确的是A.当r大于r1时,分子间的作用力表现为引力B.在r由r1变到r2的过程中,分子间的作用力做负功C.当r等于r1时,分子间的作用力为零D.当r等于r2时,分子间的作用力为零2、一个动能为E k的带电粒子,垂直于电力线方向飞入平行板电容器,飞出电容器时动能为2E k,如果使这个带电粒子的初速度变为原来的两倍,那么它飞出电容器时的动能变为( )A.8 E k B.5 E k C.1.25 E k D.1 E k3、如图所示,一质点由静止开始,从A到B做匀加速直线运动,已知质点在第1s内的位移恰好等于它在最后1s内位移的15,则下列物理量中可求出的是A.质点到达B点时的速度大小;B.质点从A运动到B所用的时间C.质点运动的加速度大小D.A、B两点之间的距离4、导体A带5Q的正电荷,另一完全相同的导体B带Q的负电荷,将两导体接触一会儿后再分开,则B导体的带电荷量为()A.-Q B.Q C.2Q D.4Q5、若以M表示水的摩尔质量,V表示在标准状态下水蒸气的摩尔体积,ρ为在标准状态下水蒸气的密度,N A为阿伏加德罗常数,m、v0分别表示每个水分子的质量和体积,下列关系式中正确的有A .A M N m =B .A m N Vρ= C .0A V N v = D .0A M N v ρ=6、图甲、图乙分别表示两种电压的波形,其中图甲所示电压按正弦规律变化下列说法正确的是A .图甲表示交流电,图乙表示直流电B .两种电压的最大值和有效值都相等C .图甲所示电压的瞬时值表达式为u=31lsin100πt(V)D .图甲所示电压经原副线圈匝数比为10︰1的变压器变压后频率变为原来的二、多项选择题:本题共4小题,每小题5分,共20分。
2024学年上海市宝山区上海交大附中物理高二下期末综合测试试题注意事项1.考生要认真填写考场号和座位序号。
2.试题所有答案必须填涂或书写在答题卡上,在试卷上作答无效。
第一部分必须用2B 铅笔作答;第二部分必须用黑色字迹的签字笔作答。
3.考试结束后,考生须将试卷和答题卡放在桌面上,待监考员收回。
一、单项选择题:本题共6小题,每小题4分,共24分。
在每小题给出的四个选项中,只有一项是符合题目要求的。
1、下列说法正确的是()A.布朗运动是固体小颗粒分子的无规则运动的反映B.分子势能随分子间距离的增大而增大C.气体分子的平均动能越大,则气体压强越大D.分子间相互作用的引力和斥力都随分子间距离的增大而减小2、一足够长的木板B静置于光滑水平面上,如图甲所示,其上放置小滑块A,木板B受到随时间t变化的水平拉力F 作用,木板加速度a随力F变化的a﹣F图象如图乙所示,g取10m/s2,下判定错误的是A.木板B的质量为1kgB.当F=10N时木板B加速度为4m/s2C.滑块A的质量为4kgD.当F=10N时滑块A的加速度为2m/s23、下列说法正确的是()A.扩散现象和布朗运动都与温度有关,所以扩散现象和布朗运动都是分子的热运动B.气体的温度升高,气体分子的内能一定增大C.两分子从无限远处逐渐靠近,直到不能再靠近为止的过程中,分子间相互作用的合力先变大,后变小,再变大D.标准状况下冰水混合物与零摄氏度的水处于非平衡态4、如图所示,放在条形磁铁磁场中的软铁棒被磁化后的极性是( )A.C棒未被磁化B.A棒左端为S极C.B棒左端为N极D.C棒左端为S极5、关于两类永动机和热力学的两个定律,下列说法正确的是()A.第二类永动机不可能制成是因为违反了热力学第一定律B.第一类永动机不可能制成是因为违反了热力学第二定律C.由热力学第一定律可知做功不一定改变内能,热传递也不一定改变内能,但同时做功和热传递一定会改变内能D.由热力学第二定律可知热量从低温物体传向高温物体是可能的,从单一热源吸收热量,完全变成功也是可能的6、如图甲所示,螺线管内有一平行于轴线的匀强磁场,规定图中箭头所示方向为磁感应强度B的正方向,螺线管与U 形导线框cdef相连,导线框cdef内有一半径很小的金属圆环L,圆环与导线框cdef在同一平面内.当螺线管内的磁感应强度随时间按图乙所示规律变化时A.在1t时间,穿过金属圆环L的磁通量最大B.在2t时刻,穿过金属圆环L的磁通量最小t t时间内,金属圆环L内有逆时针方向的感应电流C.在12t t时间内,金属圆环L有收缩趋势D.在12二、多项选择题:本题共4小题,每小题5分,共20分。
2010-2023历年-上海交通大学附属中学高二第二学期期终考试物理试卷第1卷一.参考题库(共18题)1.如图所示,所受重力大小为G的木块和倾角为θ的斜面体间的接触面光滑,对木块施加一水平推力F,木块相对于斜面体静止,斜面体相对于水平地面也静止,则木块对斜面体的压力大小为:A.B.GcosθC.F/sinθD.Gcosθ+Fsinθ2.A、B、C是三个形状大小相同小球,其中A是实心木球,B是实心铁球,C是空心铁球且质量与A相同,三球同时从同一高度开始下落,若所受阻力相同,则三球落地时间应:(A)相同(B)B先落地,A最后(C)A、B同时落地,C最后(D)A、C同时落地,B最先3.如图所示,一物体放在斜面上,斜面与地面固定。
若在物体上施加一个竖直向下的恒力F,则下列说法中正确的是:A.若物体原来匀速下滑,再加力F后仍匀速下滑B.若物体原来匀速下滑,再加力F后将加速下滑C.若物体原来加速下滑,再加力F后加速度不变D.若物体原来加速下滑,再加力F后加速度变大4.从手中竖直向上抛出的小球,与水平天花板碰撞后又落回到手中,设竖直向上的方向为正方向,小球与天花板碰撞时间极短。
若不计空气阻力和碰撞过程中动能的损失,则下列图像中能够描述小球从抛出到落回手中整个过程运动规律的是:5.一辆汽车沿平直的公路行驶,从经过“200m”的路标开始计时,第5s末经过“30 0m”的路标,第10s末经过“400m”的路标,第15s末经过“500m”的路标,则这辆汽车:A.一定是匀速直线运动B.一定不是匀速直线运动C.可能是匀速直线运动D.以上说法均不正确6.三个质点A、B、C的运动轨迹如图所示,三个质点同时从N点出发,同时到达M点,下列说法正确的是:(A)三个质点从N到M的平均速率相同(B)三个质点从N到M的平均速度相同(C)三个质点任意时刻的速度方向都相同(D)三个质点从N点出发到任意时刻的平均速度都相同7.理想实验有时更能深刻地反映自然规律,如图所示,伽利略设计了一个理想实验:①如果没有摩擦,小球将上升到原来的高度;②继续减小右边斜面的倾角,最后使它成为水平面,小球要沿水平面作匀速直线运动;③减小右边斜面的倾角,小球在这斜面上仍然要达到原来的高度;④在两个对接的斜面上,让静止的小球沿左边的斜面滚下,小球将滚上右边的斜面。
上海交通大学附属中学2009-2010学年度第二学期高二物理期中试卷(满分100分,90分钟完成.答案一律写在答题纸上.)命题:刘启龙审核:王晓敏考生注意:1.全卷共6页,共22题.2.g=10m/s2; h二6. 63X10®J • S3.第20、21、22题要求写出必要的文字说明、方程式和重要的演算步骤,只写出最后答案,而未写出主要演算过程的,不能得分,有数字计算的问题,答案中必须明确写出数值和单位.一.(40分)选择题.本大题分单项选择题和多项选择题,共12小题,单项选择题有8小题,每小题给出的四个答案中只有一个是正确的,选对得3分;多项选择题有4小题,每小题给出的四个答案中,有二个或二个以上是正确的.选对的得4分;选对但不全,得部分分;有选错或不答的,得0分•把正确答案全选出来,并将正确答案写在答题纸上相应的位置。
I.单项选择题1.天然放射现象的发现揭示了A.原子是不可分割的.B.原子具有核式结构.C.原子核具有复杂的结构.D.原子核由质子和中子组成.2.纳米技术是跨世纪的新技术,将激光束的宽度集中到纳米范围内,可修复人体已损坏的器官,可对DNA分子进行超微型基因修复,为癌症、遗传病症的治愈带来希望.纳米技术使人类认识自然达到了一个新的层次,那么1纳米为.A.10_6mB. 10 mC. 10%D. 10%】3.如图所示,闭合矩形导线框ABCDA放在水平桌面上,桌面处于竖直向下的匀强磁场中,穿过导线框的磁通量为<!>•现导线框以AB边为轴逆时针匀速转动180°,在此过程中穿过导线框的磁通量的变化量4),则A.A(l)=0B. △(!)二4)C. △"二2"D. △(!)二—24)4.如图所示,一矩形线圈在匀强磁场中绕00'轴匀速转动,当线圈转到图示位置时,关于穿过线圈的磁通量以及线圈中的感应电动势,卞列说法中正确的是A. 磁通量最大,感应电动势最小.B.磁通量最大,感应电动势最大.C.磁通量最小,感应电动势最大.D.磁通量最小,感应电动势最小.5•如图所示,水平放置的条形磁铁屮央,有一闭合金属弹性圆环,条形磁铁屮心线与弹性环轴线重合,现将弹性圆环均匀向外扩大,卞列说法中正确B. 从左往右看,弹性圆环小有顺时针方向的感应电流C. 弹性圆环中无感应电流D. 弹性圆坏受到的安培力方向沿半径向外 6.关于光电效应,下列说法正确的是A.只要光照射的吋间足够长,任何金属都能产生光电效应B. 从金属表面出来的光电子的最大初动能越大,这种金属的逸出功越小C. 入射光的光强一定时,频率越尚,单位时间内逸出的光电子数就越多D.极限频率越大的金屈材料逸出功越大7.英国科学家瑞利于1871年证明:一束光穿过大气X 距离后,其强度从/()下降为/(兀)的公式为/(兀) = /()£“,其中6T = —5—|/7-1|2叫做吸收系数,式中⑵为光的频率,C 为光 3兀c N速,标准状况下,N = 2.69xl ()w 个/厘米» n-^^xlO -4•定义A = a x,叫做衰减长度,它表示光经过A 距离后其强度降低到原来的- = 0.368.根据以上信息,结合所学只 e 是可以判断A.可见光中衰减最厉害的是红光B.可见光中衰减最厉害的是紫光C.可见光屮衰减最厉害的是黄绿光D.不同颜色的光衰减程序基木相同&如图1所示,固定在水平桌面上的光滑金屈框架cdeg 处于方向竖直向下的匀强磁场 中,金属杆"与金属框架接触良好.在两根导轨的端点久e 之间连接一电阻,其他部分电 阻忽略不计.现用一水平向右的外力尸作用在金属杆白方上,使金属杆由静止开始向右在框架 上滑动,运动的是A.穿过弹性圆环的磁通量增大中杆劝始终垂直于框架.图2为一段时间内金属杆受到的安培力f随时间I 的变化关系,则图3屮可以表示外力尸随时间广变化关系的图象是II.多项选择题9. 元素X 的原子核可用符号:X 表示,其中禺方为正整数,下列说法中正确的是 A. 臼等于此原子核中的质子数,方等于此原子核中的中子数. B. 曰等于此原子核中的中子数,b 等于此原子核中的质子数.C. 日等于此元素的原子处于屮性状态时核外电子数,b 等于此原子核屮的质子数加屮子 数.D. 臼等于此原子核中的质子数,方等于此原子核中的核子数.10. 如图光通过各种不同的障碍物后会产生各种不同的衍射条纹,衍射条纹的图样与障 碍物的形状相对应,这一现象说明A.光是电磁波B.光具有波动性C.光可以携带信息D.光具有波粒二象性DC.恒力F 做的功与摩擦力做的功之和等于杆动能的变化量D. 恒力F 做的功与安倍力做的功之和大于杆动能的变化量二. 填空题(24分)•本大题共4小题,每小题6分.答案请写在答题纸上相应横线上 的空白处,不要求写出演算过程.13. 1991年卢瑟福依据Q 粒子散射实验中Q 粒子发生了 ________ (选填“大”或“小”)角度散射现象,提出了原子的核式结构模型.若用动能为IMeV 的。
上海交通大学附属中学【精品】高二(下)期中调研物理试题学校:___________姓名:___________班级:___________考号:___________一、单选题1.天然放射性元素衰变时放出的β射线是()A.电子流B.光子流C.中子流D.质子流2.威耳逊云室能够观察到射线径迹,是利用( )A.射线在云室里的穿透本领B.射线在云室里的化学效应C.射线在云室里的热效应D.射线在云室里的电离作用3.如图所示为α粒子散射实验装置,α粒子打到荧光屏上都会引起闪烁,若将带有荧光屏的显微镜分别放在图中A、B、C、D四处位置.则这四处位置在相等时间内统计的闪烁次数可能符合事实的是( )A.1 305、25、7、1B.202、405、625、825C.1 202、1 010、723、203D.1 202、1 305、723、2034.关于恒星的描述,下列说法中正确的是()A.质量越大的恒星,寿命越短B.质量越大的恒星,寿命越长C.表面温度比太阳高的恒星呈现出比太阳稍红的颜色D.表面温度比太阳低的恒星呈现出比太阳稍蓝的颜色5.关于我国现已建成的核电站,下列说法中正确说法是()A.发电的能量来自于天然放射性元素衰变放出的能量B.发电的能量来自于重核裂变放出的能量C.当控制棒插入反应堆的深度增大时链式反应速度加快D.当控制棒插入反应堆的深度减小时链式反应速度减慢6.关于物理学发展过程中的认识,下列说法正确的是()A.奥斯特发现了电流的磁效应,并发现了电磁感应现象B.法拉第在分析了许多实验事实后提出,感应电流应具有这样的方向,即感应电流的磁场总要阻碍引起感应电流的磁通量的变化C.楞次发现了电流的磁效应,揭示了磁现象和电现象之间的联系D.在法拉第、纽曼、韦伯等人工作的基础上,人们认识到:电路中感应电动势的大小,跟穿过这一电路的磁通量的变化率成正比,后人称之为法拉第电磁感应定律7.如图所示,两同心圆环A、B置于同一水平面上,其中A为均匀带电绝缘环,B为导体环,两环均可绕中心在水平内转动,则()A.若A匀速转动,B中产生恒定的感应电流B.若A逆时针加速转动,B中一定产生顺时针方向的感应电流C.若A顺时针减速转动,B中感应电流的方向可能是逆时针D.若A、B以相同的转速同方向加速转动,B中没有感应电流8.太阳系各行星几乎在同一平面内沿同一方向绕太阳做圆周运动。
20XX年高中测试
高
中
试
题
试
卷
科目:
年级:
考点:
监考老师:
日期:
上海交大附中20XX-20XX 学年高二下学期期中考试
物理
(满分100分,90分钟完成,答案请写在答题纸上)
命题:龚进审核:王晓敏
一、(30分)单项选择题.(本大题共10小题,每小题3分.) 1.在下列四个核反应方程中,x 表示质子的是
(A )x Si P +→30143015(B )x Th U +→234
9023892
(C )x Mg n Al +→+2712102713 (D )x P He Al +→+30
15422713
[ ]
2.铝的原子核(27
13Al )中有
(A )13个质子,27个中子(B )13个质子,14个中子 (C )27个质子,13个中子(D )14个质子,13个中子
[ ]
3.如图所示,匀强磁场足够大,闭合线圈abcd 处在磁场中,且与磁感应强度B 垂直,
则下列说法中,正确的是
(A)线圈在该平面内匀速运动时,有感应电流 . (B)线圈在该平面内做加速直线运动时,有感应电流 (C)线圈在该平面内以a 为圆心做匀速转动时,有感应电流 (D)以上三种情况,均无感应电流
[ ]
4.N 匝线圈的总电阻为R ,当它的磁通量由1Φ增大到2Φ的过程中,通过线圈截面的
总电量为 (A)
21R Φ-Φ (B)21NR Φ-Φ (C)21()R N Φ-Φ(D)21()N
R
Φ-Φ [ ]
5.如图所示,水平桌面上放有两个大小不等的同心导线圆环,小圆环内有顺时针方向的恒
定电流。
当大圆环的半径逐渐增大时,关于大圆环中的感应电流,下列说法中正确的是: (A )方向为顺时针 (B )方向为逆时针 (C )无感应电流
I
(D)有感应电流,但无法判定方向
[ ]
6.下图表示闭合电路的一部分导线ab 在作切割磁感线运动时,磁场方向、导线运动方向
和感应电流方向之间的关系,其中正确的是
[ ]
7.关于感应电动势和感应电流的关系,下列说法中正确的是 (A )电路中有感应电动势,就一定有感应电流 (B )电路中有感应电流,就一定有感应电动势
(C )两个电路中,感应电动势大的,感应电流也一定大 (D )两个电路中,感应电流大的,感应电动势也一定大
[ ]
8.一闭合环形线圈放在匀强磁场中,磁场方向与线圈平面垂直,当磁感强度均匀变化
时,在下述办法中(若需改绕线圈,用原规格的导线),可使线圈中感应电流增加一倍的方法是
(A )把线圈匝数增加一倍 (B )把线圈面积增加一倍 (C )把线圈半径增加一倍(D )把线圈匝数减少到原来的一半
[ ]
9.如图所示,用一根长为L 、质量不计的细杆与一个上
弧长为0l 、下弧长为0d 的金属线框的中点连接并悬挂于O 点,悬点正下方存在一个上弧长为20l 、下弧长为20d 的方向垂直纸面向里的匀强磁场,且0d 远小于L 。
先将线框拉开到如图所示位置,松手后让线框进入磁场,忽略空气阻力和摩擦。
下列说法正确的是:
(A )金属线框从右侧进入磁场时感应电流的方向为:a→b→c→d→a (B )金属线框从左侧进入磁场时感应电流的方向为:a→b→c→d→a (C )金属线框dc 边进入磁场与ab 边离开磁场的速度大小总是相等 (D )金属线框最终将在磁场内做简谐运动
[ ]
10.对于在地球上空运行的所有的同步卫星,正确的说法为
(A )它们轨道所在的平面可以是不同的,离地心的距离可选择不同值 (B )它们轨道所在的平面可以是不同的,但离地心的距离是相同的 (C )它们轨道所在的平面是赤道平面,离地心的距离可选择不同值 (D )它们轨道所在的平面是赤道平面,且离地心的距离是相同的
[ ]
二、(28分)填空题:(本大题共7小题,每小题4分.)
11.某行星绕太阳的运动可近似看作匀速圆周运动,已知行星运动的轨道半径为R ,周期为
T ,万有引力恒量为G ,则该行星的线速度大小为v =__________,太阳的质量可表示为M =__________。
12.1920XX 卢瑟福依据α粒子散射实验中α粒子发生了__________(选填“大”或“小”)角度
散射现象,提出了原子的核式结构模型。
若用动能为1MeV 的α粒子轰击金箔,其速度约为__________m/s 。
(质子和中子的质量均为1.67×10-27kg ,电子的电量为1.6×10-19C ,1MeV =120XXeV )
13.放射性元素的原子核在α衰变或β衰变生成新原子核时,往往会同时伴随着__________
辐射。
已知A 、B 两种放射性元素的半衰期分别为T 1和T 2,经过t =T 1·T 2时间后测得这两种放射性元素的质量相等,那么它们原来的质量之比m A :m B =__________。
14.发现质子的核反应方程:________________________________________。
发现中子的核反应方程:________________________________________。
15.通过观察宇宙中的其他星系,按外形大致分为:__________星系、__________星系和不
规则星系。
16.利用地球绕太阳运动的性质,可以测量
恒星离地球的距离,如图所示是这种方法的原理示意图。
这种测量距离的方法叫__________。
在测量恒星之间的距离时,我们常用符号为l.y.的长度单位,且1l.y.=__________m 。
17.如图所示,两根水平放置的平行光滑导轨上,有两根可以移动的、垂直导轨的导体
棒ab 和cd ,导轨的间距为25cm ,ab 棒、cd 棒和导轨右端连接的电阻的阻值均为2Ω,导轨的电阻不计。
现将cd 棒用一根细绳水平拉住,细绳所能承受的最大拉力为2N 。
整个装置处于竖直向上的匀强磁场中,磁感应强度为
R
F B a
c
4T 。
今在棒ab 上作用一个与导轨平行向右的恒力F ,直到细绳被拉断。
则细绳被拉断时,cd 棒中电流强度的大小为__________A ,ab 棒的速度大小为__________m/s 。
三、(8分)填图题:(本大题共2小题,每小题4分。
) 18.下图是核电站发电流程示意图,请填写相应装置的名称。
19.下图是恒星演化过程的示意图,请填写相应星球的名称。
四、(10分)实验题.(本大题共2小题,第1小题4分,第2小题6分。
)
20.(1)在“探究感应电流产生的条件”的实验中,实验器材有:灵敏电流计、线圈A 和
线圈B 、滑动变阻器、电源、开关等。
在下列的实物图中,部分导线已经正确连接,请你用笔画线表示导线,将实验电路连接完整。
发电机
汽轮机
巨星或超巨星
黑矮星
原恒星
黑洞
+
-
(2)利用上述电路,通过实验发现:闭合开关瞬间,灵敏电流计的指针向右偏转。
则当开关闭合一段时间后,灵敏电流计的指针__________(选填:“向左偏转”、“向右偏转”
或“不偏转”);在将滑动变阻器的滑片向右移动的过程中,灵敏电流计的指针__________(选填:“向左偏转”、“向右偏转”或“不偏转”)。
五、(24分)计算题.(本大题共4小题,每小题6分.)
21.(6分)如图所示,电阻为R的长方形导线框abcd,其ab边的长度为L,ad边的长度为H,质量为m。
长方形自某一高度由静止释放后开始自
由落下,通过一磁感应强度为B、磁场区域宽度也为H的匀强磁场,
若线框恰好以恒定速度通过磁场区域,求:
(1)线框开始下落时cd边离开磁场上边界的距离h。
(2)线框通过磁场的整个过程中,线框中产生的热量。
22.(6分)(1)开普勒第三定律告诉我们:行星绕太阳一周所需时间的平方跟椭圆轨道半长径的立方之比是一个常量。
如果我们将行星绕太阳的运动简化为匀速圆周运动,请你运用万有引力定律,推出这一规律。
(2)太阳系只是银河系中一个非常渺小的角落,银河系中至少还有3000多亿颗恒星,银河系中心的质量相当于400万颗太阳的质量。
通过观察发现,恒星绕银河系中心运动的规律与开普勒第三定律存在明显的差异,且周期的平方跟圆轨道半径的立方之比随半径的增大而减小。
请你对上述现象发表看法。
23.(6分)某国家报纸报道:该国发射了一颗周期T为80min的人造地球卫星。
若卫星的轨道为圆形,请你通过计算,判断该新闻的正确性。
已知万有引力常量G=6.67×10-11N·m2/kg2,地球半径R为6.4×120XXm,重力加速度g为9.8m/s2。
24.(6分)用均匀电阻丝组成圆环,半径为r,总电阻为2R,
垂直于环面有一匀强磁场,磁感应强度为B,如图所示。
另有一长度2r,阻值为R的金属棒MN放在圆环上与环
保持良好电接触,当金属捧以恒定速度v沿环面运动而
经过环心O时,试求:
(1)棒MN上电流的大小和方向;
(2)棒MN两端的电压;
(3)圆环和金属棒MN上消耗的总电功率。