上海东海职业技术学院《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页上海东海职业技术学院《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.A.Asimpleharmonicoscillatorisdescribedbytheequationx=Asin(ωt+φ).WhatisthefrequencyoftheoscillatoriftheperiodisT?A.ω=2π/TB.ω=2π/T^2C.ω=T/2πD.ω=T^2/2π2.A.Ablockofmassmslidesdownaninclinedplanewithanangleofinclinationθ.Whatistheaccelerationoftheblockifthecoefficientofkineticfrictionisμk?A.a=gsinθ-μkgcosθB.a=gsinθ+μkgcosθC.a=gcosθ-μksinθD.a=gcosθ+μksinθ3.A.Aprotonismovinginacircularpathinamagneticfield.WhatistheradiusofthepathifthevelocityoftheprotonisvandthemagneticfieldstrengthisB?A.r=mv/BB.r=mv/2BC.r=2mv/BD.r=2mv/2B4.A.Acaristravelingataconstantspeedof30m/s.Whatisthedistancetraveledbythecarin5seconds?A.150mB.180mC.200mD.225m5.A.Alightbulbwitharesistanceof100Ωisconnectedtoa220Vpowersupply.Whatisthepowerdissipatedbythebulb?A.440WB.220WC.110WD.44W6.A.Aparallelplatecapacitorwithacapacitanceof50μFischargedtoapotentialdifferenceof10V.Whatisthechargestoredonthecapacitor?A.5μCB.10μCC.50μCD.100μC7.A.Aballisthrownverticallyupwardwithaninitialvelocityof20m/s.Whatisthevelocityoftheballwhenitreachesitsmaximumheight?A.0m/sB.20m/sC.40m/sD.60m/s8.A.Aresistorof10Ωandacapacitorof20μFareconnectedinseriestoanACsourcewithanangularfrequencyof100rad/s.Whatistheimpedanceofthecircuit?A.10ΩB.20ΩC.30ΩD.40Ω9.A.Aforceof10Nisappliedtoablockofmass2kg.Whatistheaccelerationoftheblock?A.5m/s^2B.10m/s^2C.15m/s^2D.20m/s^210.A.Aspringwithaspringconstantof50N/misstretchedby0.2m.Whatisthepotentialenergystoredinthespring?A.1JB.2JC.5JD.10J11.A.Acaristravelingataconstantspeedof50m/s.Whatisthedistancetraveledbythecarin10seconds?A.500mB.550mC.600mD.650m12.A.Alightbulbwitharesistanceof60Ωisconnectedtoa120Vpowersupply.Whatisthepowerdissipatedbythebulb?A.720WB.360WC.180WD.90W13.A.Aparallelplatecapacitorwithacapacitanceof30μFischargedtoapotentialdifferenceof15V.Whatisthechargestoredonthecapacitor?A.3μCB.6μCC.9μCD.12μC14.A.Aballisthrownhorizontallywithaninitialvelocityof10m/s.Whatisthetimetakenbytheballtoreachtheground?A.1sB.2sC.3sD.4s15.A.Aresistorof20Ωandaninductorof10HareconnectedinseriestoanACsourcewithanangularfrequencyof100rad/s.Whatistheimpedanceofthecircuit?A.30ΩB.40ΩC.50ΩD.60Ω16.A.Aforceof15Nisappliedtoablockofmass3kg.Whatistheaccelerationoftheblock?A.5m/s^2B.10m/s^2C.15m/s^2D.20m/s^217.A.Aspringwithaspringconstantof80N/misstretchedby0.5m.Whatisthepotentialenergystoredinthespring?A.4JB.8JC.16JD.32J18.A.Acaristravelingataconstantspeedof60m/s.Whatisthedistancetraveledbythecarin15seconds?A.900mB.950mC.1000mD.1050m19.A.Alightbulbwitharesistanceof80Ωisconnectedtoa160Vpowersupply.Whatisthepowerdissipatedbythebulb?A.1280WB.640WC.320WD.160W20.A.Aparallelplatecapacitorwithacapacitanceof40μFischargedtoapotentialdifferenceof20V.Whatisthechargestoredonthecapacitor?A.4μCB.8μCC.12μCD.16μC二、多项选择题（每题2分，共20分）1.Whichofthefollowingstatementsaboutthekineticenergyofanobjectaretrue?A.Kineticenergyisalwayspositive.B.Kineticenergydependsonthemassandvelocityoftheobject.C.Kineticenergyiszerowhentheobjectisatrest.D.Kineticenergyisascalarquantity.2.Whichofthefollowingarethepropertiesofasimpleharmonicoscillator?A.Therestoringforceisdirectlyproportionaltothedisplacement.B.Themotionoftheoscillatorisperiodic.C.Thefrequencyoftheoscillatorisconstant.D.Theamplitudeoftheoscillatorisconstant.3.Whichofthefollowingaretheunitsofpower?A.JoulespersecondB.NewtonspersecondC.KilogramspersecondD.Meterspersecond4.Whichofthefollowingarethepropertiesofacapacitor?A.Acapacitorstoreselectricalenergy.B.Thecapacitanceofacapacitordependsontheareaoftheplates.C.Thecapacitanceofacapacitordependsonthedistancebetweentheplates.D.Thecapacitanceofacapacitordependsonthematerialbetweentheplates.5.Whichofthefollowingarethepropertiesofasimplependulum?A.Theperiodofapendulumdependsonthelengthofthependulum.B.Theperiodofapendulumdependsonthemassofthebob.C.Theperiodofapendulumisconstant.D.Theperiodofapendulumisdirectlyproportionaltothesquarerootofthelengthofthependulum.三、判断题（每题1分，共10分）1.Theworkdoneonanobjectisequaltotheforceappliedtotheobjectmultipliedbythedistanceoverwhichtheforceisapplied.(T/F)2.Thepotentialenergyofanobjectisalwayspositive.(T/F)3.Theaccelerationofanobjectisdirectlyproportionaltotheforceappliedtoit.(T/F)4.Thespeedofanobjectistherateatwhichitspositionchangeswithtime.(T/F)5.Theresistanceofaresistorisdirectlyproportionaltothelengthoftheresistor.(T/F)6.Thecapacitanceofacapacitorisdirectlyproportionaltotheareaoftheplates.(T/F)7.Theperiodofasimpleharmonicoscillatorisconstant.(T/F)8.Thepowerdissipatedbyaresistorisdirectlyproportionaltothesquareofthecurrentpassingthroughit.(T/F)9.Thefrequencyofasimplependulumisdirectlyproportionaltothelengthofthependulum.(T/F)10.Thevelocityofanobjectistherateatwhichitsdisplacementchangeswith