佳木斯大学《College Physics I（全英文）》2025-2026学年第二学期期末试卷(A卷)

站名：站名：年级专业：姓名：学号：凡年级专业、姓名、学号错写、漏写或字迹不清者，成绩按零分记。…………密………………封………………线…………第1页，共1页佳木斯大学《CollegePhysicsI（全英文）》2025-2026学年第二学期期末试卷(A卷)注意事项:1.请考生在下列横线上填写姓名、学号和年级专业。2.请仔细阅读各种题目的回答要求，在规定的位置填写答案。3.不要在试卷上乱写乱画，不要在装订线内填写无关的内容。4.考试时间120分钟专业学号姓名题号一二三四五六七八总分统分人复查人得分得分评分人一、单项选择题（每题1分，共20分）1.Thespeedofacarismeasuredinmeterspersecond.Ifacartravels50metersin10seconds,whatisitsspeed?A.5m/sB.10m/sC.15m/sD.20m/s2.Ablockofmassmisslidingdownaninclinedplanewithanangleofinclinationθ.Thecoefficientofkineticfrictionbetweentheblockandtheplaneisμk.Whatistheaccelerationoftheblock?A.gsinθ-μkgcosθB.gsinθ+μkgcosθC.gcosθ-μksinθD.gcosθ+μksinθ3.Aballisthrownverticallyupwardwithaninitialvelocityof20m/s.Whatisthevelocityoftheballwhenitreachesitsmaximumheight?A.0m/sB.20m/sC.40m/sD.60m/s4.TheaccelerationduetogravityonthesurfaceoftheEarthisapproximately9.8m/s^2.Whatistheweightofanobjectwithamassof5kg?A.49NB.50NC.51ND.52N5.Alightbulbwitharesistanceof100Ωisconnectedtoa220Vpowersupply.Whatisthecurrentflowingthroughthebulb?A.0.2AB.0.5AC.1AD.2A6.Acarismovingataconstantspeedof60km/h.Whatisitsvelocityinm/s?A.16.67m/sB.33.33m/sC.50m/sD.66.67m/s7.Aballisthrownhorizontallywithaninitialvelocityof20m/s.Whatisthetimeittakesfortheballtohittheground?A.2sB.4sC.6sD.8s8.Acarismovinginacircularpathwitharadiusof50m.Ifthecarcompletesonelapin10seconds,whatisitsaveragespeed?A.5m/sB.10m/sC.15m/sD.20m/s9.Ablockofmassmisattachedtoaspringwithaspringconstantk.Iftheblockisdisplacedfromitsequilibriumpositionbyadistancex,whatisthepotentialenergystoredinthespring?A.1/2kx^2B.1/4kx^2C.1/6kx^2D.1/8kx^210.Acarismovingwithaconstantaccelerationof2m/s^2.Iftheinitialvelocityofthecaris10m/s,whatisitsfinalvelocityafter5seconds?A.15m/sB.20m/sC.25m/sD.30m/s11.Alightbulbwitharesistanceof100Ωisconnectedinserieswitharesistorof200Ω.Ifthevoltageacrossthelightbulbis120V,whatisthecurrentflowingthroughthecircuit?A.0.2AB.0.5AC.1AD.2A12.Aballisthrownatanangleof45degreestothehorizontalwithaninitialvelocityof20m/s.Whatisthehorizontalrangeoftheball?A.20mB.40mC.60mD.80m13.Ablockofmassmisreleasedfromthetopofafrictionlessinclinedplane.Iftheangleofinclinationisθ,whatistheaccelerationoftheblock?A.gsinθB.gcosθC.gtanθD.gsecθ14.Acarismovinginacircularpathwitharadiusof50m.Ifthecarcompletesonelapin10seconds,whatisitsaveragespeed?A.5m/sB.10m/sC.15m/sD.20m/s15.Ablockofmassmisattachedtoaspringwithaspringconstantk.Iftheblockisdisplacedfromitsequilibriumpositionbyadistancex,whatisthepotentialenergystoredinthespring?A.1/2kx^2B.1/4kx^2C.1/6kx^2D.1/8kx^216.Acarismovingwithaconstantaccelerationof2m/s^2.Iftheinitialvelocityofthecaris10m/s,whatisitsfinalvelocityafter5seconds?A.15m/sB.20m/sC.25m/sD.30m/s17.Alightbulbwitharesistanceof100Ωisconnectedinserieswitharesistorof200Ω.Ifthevoltageacrossthelightbulbis120V,whatisthecurrentflowingthroughthecircuit?A.0.2AB.0.5AC.1AD.2A18.Aballisthrownatanangleof45degreestothehorizontalwithaninitialvelocityof20m/s.Whatisthehorizontalrangeoftheball?A.20mB.40mC.60mD.80m19.Ablockofmassmisreleasedfromthetopofafrictionlessinclinedplane.Iftheangleofinclinationisθ,whatistheaccelerationoftheblock?A.gsinθB.gcosθC.gtanθD.gsecθ20.Acarismovinginacircularpathwitharadiusof50m.Ifthecarcompletesonelapin10seconds,whatisitsaveragespeed?A.5m/sB.10m/sC.15m/sD.20m/s二、多项选择题（每题2分，共20分）1.WhichofthefollowingstatementsaretrueaboutNewton'slawsofmotion?A.Anobjectatrestwillremainatrestunlessacteduponbyanunbalancedforce.B.Anobjectinmotionwillcontinueinmotionwiththesamespeedandinthesamedirectionunlessacteduponbyanunbalancedforce.C.Theaccelerationofanobjectisdirectlyproportionaltothenetforceactingonitandinverselyproportionaltoitsmass.D.TheforceofgravityistheonlyforcethatactsonobjectsonEarth.2.Whichofthefollowingareunitsofforce?A.Newton(N)B.Kilogram(kg)C.Meter(m)D.Second(s)3.Whichofthefollowingareexamplesofconservativeforces?A.GravitationalforceB.ElectromagneticforceC.FrictionalforceD.Elasticforce4.Whichofthefollowingareexamplesofnon-conservativeforces?A.GravitationalforceB.ElectromagneticforceC.FrictionalforceD.Elasticforce5.Whichofthefollowingareunitsofwork?A.Joule(J)B.Kilogram(kg)C.Meter(m)D.Second(s)6.Whichofthefollowingareunitsofpower?A.Watt(W)B.Kilogram(kg)C.Meter(m)D.Second(s)7.Whichofthefollowingareunitsofenergy?A.Joule(J)B.Kilogram(kg)C.Meter(m)D.Second(s)8.Whichofthefollowingareunitsoftorque?A.Newton-meter(N·m)B.Kilogram-meter(kg·m)C.Meter(m)D.Second(s)9.Whichofthefollowingareunitsofangularmomentum?A.Kilogram-metersquaredpersecond(kg·m^2/s)B.Newton-metersquaredpersecond(N·m^2/s)C.Kilogram-meterpersecond(kg·m/s)