上海外国语大学《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页上海外国语大学《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.Aparticlemovesinastraightlinewithconstantacceleration.Ifitsinitialvelocityis5m/sanditsfinalvelocityis15m/safter4seconds,whatisthemagnitudeoftheacceleration?A.2.5m/s²B.5m/s²C.10m/s²D.20m/s²2.Ablockofmassmslidesdownaninclinedplanewithanangleofinclinationθ.Thecoefficientofkineticfrictionbetweentheblockandtheplaneisμk.Whatistheaccelerationoftheblock?A.gsinθ-μkgcosθB.gsinθ+μkgcosθC.gcosθ-μksinθD.gcosθ+μksinθ3.Anobjectisthrownverticallyupwardwithaninitialvelocityof20m/s.Whatisitsvelocityafter2seconds?A.16m/sB.18m/sC.20m/sD.22m/s4.A10kgobjectispulledhorizontallybyaconstantforceof50N.Thecoefficientofkineticfrictionbetweentheobjectandthesurfaceis0.2.Whatistheaccelerationoftheobject?A.0.5m/s²B.1m/s²C.2m/s²D.5m/s²5.Acaristravelingataconstantspeedof60km/h.Whatisthemagnitudeofitsacceleration?A.0m/s²B.1m/s²C.10m/s²D.100m/s²6.A5kgobjectisdroppedfromaheightof10meters.Whatisitsvelocitywhenithitstheground?A.20m/sB.30m/sC.40m/sD.50m/s7.Aballisthrownhorizontallywithaninitialvelocityof20m/s.Whatisitshorizontalvelocityafter2seconds?A.16m/sB.18m/sC.20m/sD.22m/s8.Ablockofmassmslidesdownaninclinedplanewithanangleofinclinationθ.Thecoefficientofkineticfrictionbetweentheblockandtheplaneisμk.Whatisthenormalforceactingontheblock?A.mgcosθB.mgsinθC.μkgcosθD.μksinθ9.A10kgobjectispushedhorizontallybyaconstantforceof50N.Thecoefficientofkineticfrictionbetweentheobjectandthesurfaceis0.2.Whatistheaccelerationoftheobject?A.0.5m/s²B.1m/s²C.2m/s²D.5m/s²10.Acaristravelingataconstantspeedof60km/h.Whatisthemagnitudeofitsacceleration?A.0m/s²B.1m/s²C.10m/s²D.100m/s²11.A5kgobjectisdroppedfromaheightof10meters.Whatisitsvelocitywhenithitstheground?A.20m/sB.30m/sC.40m/sD.50m/s12.Aballisthrownhorizontallywithaninitialvelocityof20m/s.Whatisitshorizontalvelocityafter2seconds?A.16m/sB.18m/sC.20m/sD.22m/s13.Ablockofmassmslidesdownaninclinedplanewithanangleofinclinationθ.Thecoefficientofkineticfrictionbetweentheblockandtheplaneisμk.Whatisthenormalforceactingontheblock?A.mgcosθB.mgsinθC.μkgcosθD.μksinθ14.A10kgobjectispushedhorizontallybyaconstantforceof50N.Thecoefficientofkineticfrictionbetweentheobjectandthesurfaceis0.2.Whatistheaccelerationoftheobject?A.0.5m/s²B.1m/s²C.2m/s²D.5m/s²15.Acaristravelingataconstantspeedof60km/h.Whatisthemagnitudeofitsacceleration?A.0m/s²B.1m/s²C.10m/s²D.100m/s²16.A5kgobjectisdroppedfromaheightof10meters.Whatisitsvelocitywhenithitstheground?A.20m/sB.30m/sC.40m/sD.50m/s17.Aballisthrownhorizontallywithaninitialvelocityof20m/s.Whatisitshorizontalvelocityafter2seconds?A.16m/sB.18m/sC.20m/sD.22m/s18.Ablockofmassmslidesdownaninclinedplanewithanangleofinclinationθ.Thecoefficientofkineticfrictionbetweentheblockandtheplaneisμk.Whatisthenormalforceactingontheblock?A.mgcosθB.mgsinθC.μkgcosθD.μksinθ19.A10kgobjectispushedhorizontallybyaconstantforceof50N.Thecoefficientofkineticfrictionbetweentheobjectandthesurfaceis0.2.Whatistheaccelerationoftheobject?A.0.5m/s²B.1m/s²C.2m/s²D.5m/s²20.Acaristravelingataconstantspeedof60km/h.Whatisthemagnitudeofitsacceleration?A.0m/s²B.1m/s²C.10m/s²D.100m/s²二、多项选择题（每题2分，共20分）1.Whichofthefollowingstatementsaboutthemotionofaparticleinacircularpatharetrue?A.Thespeedoftheparticleisconstant.B.Theaccelerationoftheparticleisconstant.C.Thevelocityoftheparticleisconstant.D.Theaccelerationoftheparticleisalwaysdirectedtowardsthecenterofthecircle.2.Whichofthefollowingforcescancauseabodytomoveinacircularpath?A.CentripetalforceB.GravitationalforceC.FrictionalforceD.Normalforce3.Whichofthefollowingstatementsaboutthemotionofaprojectilearetrue?A.Thehorizontalcomponentofvelocityremainsconstant.B.Theverticalcomponentofvelocityremainsconstant.C.Thehorizontalcomponentofaccelerationiszero.D.Theverticalcomponentofaccelerationiszero.4.Whichofthefollowingstatementsaboutthemotionofabodyundertheinfluenceoffrictionaretrue?A.Thefrictionalforcealwaysactsintheoppositedirectionofthemotion.B.Thefrictionalforcealwaysactsinthesamedirectionasthemotion.C.Thefrictionalforcecancauseabodytodecelerate.D.Thefrictionalforcecancauseabodytoaccelerate.5.Whichofthefollowingstatementsaboutthemotionofabodyundertheinfluenceofgravityaretrue?A.Theaccelerationduetogravityisconstant.B.Theaccelerationduetogravityiszero.C.Thevelocityduetogravityisconstant.D.Thevelocityduetogravityiszero.三、判断题（每题1分，共10分）1.Theaccelerationofabodymovinginacircularpathisalwayszero.(T/F)2.Thevelocityofabodymovinginacircularpathisalwayszero.(T/F)3.Thecentripetalforceisalwaysdirectedtowardsthecenterofthecircle.(T/F)4.Thefrictionalforcealwaysactsintheoppositedirectionofthemotion.(T/F)5.Theaccelerationduetogravityiszero.(T/F)6.Thevelocityofabodyundertheinfluenceofgravityisalwayszero.(T/F)7.Thenormalforcealwaysactsintheoppositedirectionofthemotion.(T/F)8.Thehorizontalcomponentofvelocityremainscon