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1、CollegeMajorandclassNo.Name---○---○------○---○---Sealedupline…………UniversityPhysicsTestpaperofCSU(2010~2010)NoOnetwothreefourfivesixtotalScoreReaderRe-checkerScoreReaderOne:Selecttherightanswerinthebrackets(ineachproblem):title12345678910answers1.Asol
2、idnon-conductingsphereofradiusRhasanon-uniformchargedistributionofvolumedensity,whereisaconstantandisthedistancefromthecenterofthesphere.Sothetotalchargeonthesphereis(A);(B)(C);(D).RCLLII2.ThewireshowninfigurecarriescurrentI.SothemagneticfieldBisprod
3、ucedatthecenterCofthesemicirclebythetotalwireis(A)0;(B);(C);(D).3.Twoconcentricthinmetalshells,radiiareandrespectively.Ifthetwoshellschargedandandtheirpotentialsareandrespectively.Nowifweconnectthetwoshellswithconductingwire,theirpotentialis:(A)(B)(C
4、)(D)Rrp4.Asshowninfigure,uniformmagneticfieldisconfinedinlongcylindricalspace.If,sothemagnitudeoftheinducedelectricfieldofpointpoutsidethecylinderis:(A)(B)(C)二、选择题(本题10分，每小题2分)三、四、5.TheMaxwellequationwhichdescribesthevariableelectricfieldwillproducem
5、agneticfieldis(A)(B)(C)(D)a6．Asshowninrightfigure,themagneticfieldisplacedinthedirectionofnegativedirectionofy-axis,ifweknowthattheelectricpotentialdifferencebetweenaandb,sothematerialis(A)Ntype(B)Ptype(C)metal(D)notcertain.7.Whichofthefollowingdescr
6、iptionsofwavefunctionisright?(A)istheprobabilityoffindingtheparticleatpositionr;(B)isprobabilitydensityoffindingtheparticleatpositionrattimet;(C)isprobabilitydensityoffindingtheparticlesatpositionrattimet;(D)isprobabilityoffindingtheparticlesatpositi
7、onrattimet.8.Ifthequantumnumbern=1,whichofthefollowingquantumstateispossible：(A)(1,1,0,1/2)(B)(1,1,0,0)(C)(1,0,0,-1/2)(D)(1,0,0,0)ScorereaderTwo(ineachproblem):Writetherightanswerinblanks1.Themaximumkineticenergyofanelectronejectedfromasodiumsurfacew
8、hoseworkfunctionis2.28whenilluminatedbylightofwavelength410is2.Acircularcoilofwirehasadiameterof5.0cmandcontains25loops,sothemagneticmomentofthecoilwhenitcarriesacurrentof1.5Ais.3.Ifanelectronthathasvelocitymovesthroughthemagneticfield,sotheforceonth
