三江学院《College Physics I（全英文）》2025-2026学年第一学期期末试卷(B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页三江学院《CollegePhysicsI（全英文）》2025-2026学年第一学期期末试卷(B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.TheaccelerationduetogravityonthesurfaceoftheEarthisapproximately:A.9.8m/s²B.9.81m/s²C.9.82m/s²D.9.83m/s²2.Aparticleismovinginacircularpathwithaconstantspeed.Theforceactingontheparticleis:A.CentripetalforceB.CentrifugalforceC.TangentialforceD.Normalforce3.TheSIunitofpoweris:A.NewtonB.KilogramC.MeterD.Watt4.Theworkdonebyaconstantforceisgivenby:A.Force×DistanceB.Force×TimeC.Distance×TimeD.Force×Velocity5.Thespeedoflightinavacuumisapproximately:A.3×10⁸m/sB.3×10⁷m/sC.3×10⁶m/sD.3×10⁵m/s6.Theforceoffrictionbetweentwosurfacesis:A.AlwaysparalleltothesurfacesB.AlwaysperpendiculartothesurfacesC.AlwaysatanangletothesurfacesD.Dependsonthenatureofthesurfaces7.TheSIunitofpressureis:A.PascalB.NewtonC.KilogramD.Meter8.Theperiodofasimplependulumis:A.IndependentofthemassofthebobB.IndependentofthelengthofthependulumC.IndependentofthegravitationalaccelerationD.Alloftheabove9.TheSIunitofenergyis:A.JouleB.NewtonC.KilogramD.Meter10.Theworkdonebyanon-conservativeforceis:A.AlwayszeroB.AlwayspositiveC.AlwaysnegativeD.Canbepositiveornegative11.TheSIunitofelectriccurrentis:A.AmpereB.VoltC.OhmD.Farad12.Theresistanceofaconductoris:A.DirectlyproportionaltoitslengthB.Inverselyproportionaltoitscross-sectionalareaC.InverselyproportionaltoitsresistivityD.Alloftheabove13.Thespeedofsoundinairatroomtemperatureisapproximately:A.330m/sB.340m/sC.350m/sD.360m/s14.TheSIunitoftemperatureis:A.KelvinB.CelsiusC.FahrenheitD.Rankine15.TheSIunitofelectricchargeis:A.CoulombB.VoltC.OhmD.Farad16.Theelectricfieldstrengthatapointis:A.TheforceexperiencedbyaunitpositivechargeatthatpointB.ThepotentialdifferencebetweentwopointsC.TheworkdonebyaunitpositivechargeinmovingfromonepointtoanotherD.Alloftheabove17.TheSIunitofmagneticfluxis:A.TeslaB.HenryC.OhmD.Farad18.TheSIunitofelectricpotentialis:A.VoltB.AmpereC.OhmD.Farad19.TheSIunitofelectriccapacitanceis:A.CoulombB.VoltC.OhmD.Farad20.TheSIunitofinductanceis:A.HenryB.AmpereC.OhmD.Farad二、多项选择题（每题2分，共20分）1.WhichofthefollowingstatementsaboutNewton'slawsofmotionaretrue?A.Anobjectatrestwillremainatrestunlessacteduponbyanunbalancedforce.B.Anobjectinmotionwillcontinueinmotionwiththesamespeedandinthesamedirectionunlessacteduponbyanunbalancedforce.C.Theaccelerationofanobjectisdirectlyproportionaltothenetforceactingonitandinverselyproportionaltoitsmass.D.Theforceofgravityisalwaysattractive.2.Whichofthefollowingareunitsofforce?A.NewtonB.KilogramC.MeterD.Second3.Whichofthefollowingareunitsofwork?A.JouleB.NewtonC.KilogramD.Meter4.Whichofthefollowingareunitsofpower?A.WattB.NewtonC.KilogramD.Meter5.Whichofthefollowingareunitsofenergy?A.JouleB.NewtonC.KilogramD.Meter6.Whichofthefollowingareunitsofpressure?A.PascalB.NewtonC.KilogramD.Meter7.Whichofthefollowingareunitsofelectriccurrent?A.AmpereB.VoltC.OhmD.Farad8.Whichofthefollowingareunitsofresistance?A.OhmB.AmpereC.VoltD.Farad9.Whichofthefollowingareunitsofelectricpotential?A.VoltB.AmpereC.OhmD.Farad10.Whichofthefollowingareunitsofelectriccharge?A.CoulombB.VoltC.OhmD.Farad三、判断题（每题1分，共10分）1.TheaccelerationduetogravityisthesameatallpointsonthesurfaceoftheEarth.()2.Theworkdonebyaconservativeforceisalwayszero.()3.Thespeedoflightinavacuumislessthanthespeedoflightinair.()4.Theforceoffrictionalwaysactsinthedirectionofmotion.()5.Theresistanceofaconductorisdirectlyproportionaltoitslength.()6.Theresistanceofaconductorisinverselyproportionaltoitscross-sectionalarea.()7.Theresistanceofaconductorisdirectlyproportionaltoitsresistivity.()8.Theresistanceofaconductorisindependentofthetemperature.()9.Theelectricfieldstrengthisthesameatallpointsonaconductor.()10.Theelectricpotentialisthesameatallpointsonaconductor.()四、名词解释（每题4分，共20分）1.Newton'slawsofmotion2.Work3.Power4.Energy5.Electricfield五、简答题（每题6分，共18分）1.Explaintheconceptofworkandgiveanexample.2.Describetherelationshipbetweenforce,mass,andacceleration.3.Explaintheconceptofenergyconservation.六、案例分析题（1题