MOOC Electronics Technology (ElectrotechnicsⅡ)-Dalian University of Technology 中国大学慕课答案

MOOCElectronicsTechnology(ElectrotechnicsⅡ)-DalianUniversityofTechnology中国大学慕课答案Quiz1、问题：WhichofthefollowingimpuritiescouldbeusedtoconvertintrinsicsilicontoextrinsicPtypesilicon？().选项：A、AluminiumB、GermaniumC、PhosphorusD、Nitrogen正确答案:【Aluminium】2、问题：TherearetwotypesofchargecarriersinaN-typesemiconductor.()aremajoritycarriers.选项：A、HolesB、FreeelectronsC、BoththeholesandfreeelectronsD、noneoftheabove正确答案:【Freeelectrons】3、问题：Whichofthefollowingmaterialsisnotasemiconductor()?选项：A、GermaniumB、CopperC、SiliconD、Selenium正确答案:【Copper】4、问题：Materialswhichcanconductelectricitybetterthaninsulator,butnotaswellasconductors.Itisthedefinitionof（）.选项：A、semiconductorB、conductorC、insulatorD、superconductor正确答案:【semiconductor】5、问题：Themovementofthemajoritycarriersbecauseofthedifferenceofconcentrationiscalled().选项：A、diffusionmotionB、driftmotionC、dopedD、noneoftheabove正确答案:【diffusionmotion】Quiz1、问题：Adiodehas().选项：A、onePNjunctionB、twoPNjunctionsC、threePNjunctionsD、noneoftheabove正确答案:【onePNjunction】2、问题：Theforwardvoltagedropacrossasilicondiodeisabout().选项：A、0.3VB、3.3VC、1.6VD、0.7V正确答案:【0.7V】3、问题：Anidealdiodeisonewhichbehavesasaperfect()whenforwardbiased.选项：A、conductorB、insulatorC、resistancematerialD、noneoftheabove正确答案:【conductor】4、问题：Ifthetemperatureofadiodeincreases,thenleakagecurrent().选项：A、remainsthesameB、decreasesC、increasesD、becomeszero正确答案:【increases】5、问题：Adiodeisa()device.选项：A、non-linearB、bilateralC、linearD、noneoftheabove正确答案:【non-linear】6、问题：Anodeisthe()Polarityindiodes.选项：A、NegativeB、PositiveC、GroundD、HotSide正确答案:【Positive】7、问题：Thediodeusedinlightingsystemanddisplayis().选项：A、zenerdiodeB、rectifierdiodeC、schottkydiodeD、LED正确答案:【LED】Quiz1、问题：ThecircuitisshownintheFigure.FindUo.(Ignoretheforwardvoltagedropofthediode).选项：A、12VB、3VC、6VD、0V正确答案:【3V】2、问题：Giventhattheforwardvoltagedropacrossthediodeis0.7.FindtheoutputUo.选项：A、0VB、3VC、2.3VD、noneoftheabove正确答案:【2.3V】3、问题：Giventhattheforwardvoltagedropacrossthediodeis0.7.FindtheoutputUo.选项：A、0VB、3VC、2.3VD、noneoftheabove正确答案:【0V】Quiz1、问题：Thefunctionofa()istomaintainaconstantDCvoltageattheoutputirrespectiveofvoltagefluctuationsattheinputand(or)variationsintheloadcurrent.ItisusedtoproducearegulatedDCoutputvoltage.选项：A、TransformerB、RectifierC、FilterD、Voltageregulator正确答案:【Voltageregulator】2、问题：Thefunctionofa()istoconvertalternatingcurrenttodirectcurrent.选项：A、TransformerB、RectifierC、FilterD、Voltageregulator正确答案:【Rectifier】3、问题：AfiltercircuitisadevicewhichremovestheACcomponentofrectifieroutputandallowsonlyDCcomponenttoreachtheload.选项：A、正确B、错误正确答案:【正确】4、问题：Theoutputofarectifierispulsating,whichmeansitcontainsbothACcomponentandDCcomponent.选项：A、正确B、错误正确答案:【正确】TestforChapterEight(1)1、问题：Determinethestateofthediode.（）选项：A、onB、cutoffC、cannotdetermineD、breakdown正确答案:【on】2、问题：Thediodeinthecircuitisideal.GiventhatUS=5V.FinduO=（).选项：A、5VB、2.5VC、-5VD、0V正确答案:【5V】3、问题：Allthediodesinthecircuitareideal.FindthestatesofD1,D2,D3.()选项：A、D1on,D2andD3offB、D1andD2off,D3onC、D1andD3off,D2onD、D1,D2andD3off正确答案:【D1on,D2andD3off】4、问题：Thediodesinthecircuitareideal.FindthestatesofD1andD2.()选项：A、D1on,D2offB、D1on,D2onC、D1off,D2onD、D1off,D2off正确答案:【D1on,D2off】5、问题：Thediodeinthecircuitisideal.Giventhatui=6.5sinωtV，FindthemaximumoutputvoltageuOM=（）.选项：A、6.5VB、3.5VC、3VD、9.5V正确答案:【3.5V】6、问题：Thediodesinthecircuitareideal.Giventhatui=6sinωtV，Findthemaximumoutputvoltageuo（）.选项：A、+1VB、+4VC、+6VD、+2V正确答案:【+6V】7、问题：Giventhattheforwardvoltagedropacrossthediodeis0V.FindtheoutputUo=().选项：A、0VB、+3VC、-3VD、noneoftheabove正确答案:【+3V】8、问题：Giventhattheforwardvoltagedropacrossthediodeis0V.FindtheoutputUo=().选项：A、0VB、+3VC、-3VD、noneoftheabove正确答案:【-3V】9、问题：Giventhattheforwardvoltagedropacrossthediodeis0V.FindtheoutputUo=().选项：A、0VB、+5VC、-7VD、noneoftheabove正确答案:【0V】10、问题：Giventhattheforwardvoltagedropacrossthediodeis0V.FindtheoutputUo=().选项：A、0VB、+5VC、+10VD、noneoftheabove正确答案:【0V】Quiz1、问题：Whichofthefollowingisnotafull-waverectifier？()选项：A、B、C、D、正确答案:【】2、问题：WhichofthesymbolsintheFigcorrectlyrepresentsabridgerectifier?（）选项：A、B、C、D、正确答案:【】3、问题：Themostwidelyusedrectifieris（）.选项：A、half-waverectifierB、centre-tapfull-waverectifierC、bridgefull-waverectifierD、noneoftheabove正确答案:【bridgefull-waverectifier】4、问题：Itisa().选项：A、VoltageregulatorB、HalfbridgerectifierC、TransformerD、Bridgerectifier正确答案:【Bridgerectifier】5、问题：ThemaindisadvantagesofHalf-waveRectifier:(1)Powerloss;(2)Lowoutputvoltage;(3)Theoutputcontainsalotofripples.选项：A、正确B、错误正确答案:【正确】6、问题：Theefficiencyofafull-waverectifierishigherthanthatofahalf-waverectifier.Buttherippleinafull-waverectifierismorethanthatinahalf-waverectifier.选项：A、正确B、错误正确答案:【错误】Quiz1、问题：A10Vpowersupplywoulduse()asfiltercapacitor.选项：A、aircapacitorB、micacapacitorC、electrolyticcapacitorD、papercapacitor正确答案:【electrolyticcapacitor】2、问题：FiltercircuitisusedtoproduceasmoothoutputvoltageandincreasetheaveragevalueofUo.Thesmoothnessoftheoutputdependson().选项：A、RLB、CC、RLCD、noneoftheabove正确答案:【RLC】3、问题：GiventhatU2=20V.TheoutputvoltagewhentheloadRLisopenis()V.选项：A、20B、24C、48D、28.28正确答案:【28.28】4、问题：GiventhatU1=240V.Ifthestep-downtransformerhasaturnsratioof8:1.Whatistheoutputvoltage()(Ignorediodedrop).选项：A、42.5VB、36VC、30VD、18V正确答案:【36V】Quiz1、问题：Azenerdiodeisusuallyusedas().选项：A、anamplifierB、avoltageregulatorC、arectifierD、amultivibrator正确答案:【avoltageregulator】2、问题：Azenerdiodeisalways()connectedwhenitisusedasavoltageregulator.选项：A、ReverseB、ForwardC、eitherreverseorforwardD、noneoftheabove正确答案:【Reverse】AssignmentsforChapterEightTestforChapterEight1、问题：Azenerdiodeutilizes（）characteristicsforitsvoltageregulatingoperation.选项：A、forwardB、reverseC、bothforwardandreverseD、noneoftheabove正确答案:【reverse】2、问题：GiventhatUZ=10V,IZmax=20mA,UI=30V.FindtheminimumvalueofR（）.选项：A、1kWB、2kWC、0.5kWD、1.5kW正确答案:【1kW】3、问题：GiventhatUI=10V,UZ=6V.FindthevoltagedropacrosstheresistorUR（）.选项：A、10VB、6VC、4VD、－4V正确答案:【4V】4、问题：GiventhatUZ1=6V,UZ2=12V.Theforwardvoltagedropofthezenerdiodeis0.7V.FindUO=（）.选项：A、18VB、6.7VC、30VD、12.7V正确答案:【6.7V】5、问题：GiventhatU2=10V.FindthemaximumreversevoltageoftheDiode.(ꢀꢀ).选项：A、10VB、14.14VC、28.28VD、20V正确答案:【14.14V】6、问题：GiventhatU2=10V.FindthemaximumreversevoltageoftheDiode().选项：A、0VꢀB、10VC、14.14VD、28.28V正确答案:【28.28V】7、问题：GiventhatU2=10V.FindthemaximumreversevoltageofD1(ꢀꢀ).选项：A、0VB、10VC、14.14VD、28.28V正确答案:【14.14V】8、问题：GiventhatIO=50mA,FindID(ꢀꢀ).选项：A、50mAB、25mAC、12.5mAD、60mA正确答案:【25mA】9、问题：GiventhatU2=35V,IO=12mA.SelecttherightDiode().选项：A、aB、bC、cD、d正确答案:【c】10、问题：Findtheoutputvoltage().选项：A、9VB、5VC、12VD、noneoftheabove正确答案:【5V】Quiz1、问题：IntheNPNtransistor,whatsectionismadeverythincomparedwiththeothertwosections?()选项：A、collectorB、baseC、emitterD、noneoftheabove正确答案:【base】2、问题：WhatarethemajoritycurrentcarriersinanNPNtransistor?()选项：A、ElectronsB、HolesC、ProtonsD、Neutrons正确答案:【Electrons】3、问题：Baseregionofatransistoriskeptverysmallandverylightlydopedsoastopassmostoftheinjectedchargecarrierstothecollector.选项：A、正确B、错误正确答案:【正确】Quiz1、问题：Findthecorrectconditionfortransistortooperateincut-offmode.选项：A、Emitterbasejunction:forwardbiasCollectorbasejunction:forwardbiasB、Emitterbasejunction:reversebiasCollectorbasejunction:forwardbiasC、Emitterbasejunction:reversebiasCollectorbasejunction:reversebiasD、Emitterbasejunction:forwardbiasCollectorbasejunction:reversebias正确答案:【Emitterbasejunction:reversebiasCollectorbasejunction:reversebias】2、问题：Ifatransistorisworkingintheactivemode.TheEmitter-Basejunctionis()biasedandCollector-Basejunctionis()biased.选项：A、forward,forwardB、reverse,reverseC、forward,reverseD、reverse,forward正确答案:【forward,reverse】Quiz1、问题：Thevalueofβforatransistorisgenerally().选项：A、1B、lessthan1C、between20and150D、above500正确答案:【between20and150】Quiz1、问题：Ifawaveformthatisrisingenterstheinputofthecommonemitteramplifier,itwillcausetheoutputvoltagetofall.Inotherwordsithasa180°phasechangeacrossthecircuit.选项：A、正确B、错误正确答案:【正确】Quiz1、问题：Theinputandoutputwaveformsoftheamplifiercircuitareshowninthefigure.Explainthedistortiontype.（）选项：A、crossoverdistortionB、cut-offdistortionC、saturationdistortionD、noneoftheabove正确答案:【saturationdistortion】2、问题：Theamplifiercircuitisshowninthefigure.GiventhatRB=100kΩ，RC=1.5kΩ，β=80.Thenthetransistorisin()mode.选项：A、amplification(active)B、saturationC、cut-offD、noneoftheabove正确答案:【saturation】Quiz1、问题：TheamplifiercircuitmustbepoweredbyasuitableDCpowersupplytoworknormally.选项：A、正确B、错误正确答案:【正确】2、问题：ThedynamicstateoftheamplifiercircuitreferstothestatewhentheamplitudeoftheinputACsignaliszero.选项：A、正确B、错误正确答案:【错误】3、问题：Theinputresistanceofanamplifiershouldbehighsothatitcanadapttoawidevarietyofsources,thustomanyvaluesofsourceresistances.选项：A、正确B、错误正确答案:【正确】4、问题：Theidealoutputimpedanceiszero;anamplifierwithalowoutputimpedancecanprovidealargeroutputcurrentwithoutasignificantreductionintheoutputvoltage.选项：A、正确B、错误正确答案:【正确】TestforChapterNine(1)1、问题：Inacommon-emitteramplifier,theoutputacsignalwillnormally().选项：A、havegreatervoltagethantheinputB、havegreaterpowerthantheinputC、beinvertedD、alloftheabove正确答案:【alloftheabove】2、问题：Findthetransistorwhichisincut-offmode.().abcd选项：A、aB、bC、cD、d正确答案:【d】3、问题：GiventhatUCC＝12V，RC＝6kW，β＝50,UBE＝0V,ifUCE＝6V，thenFindRB＝（）.选项：A、600kWB、240kWC、480kWD、360kW正确答案:【600kW】4、问题：FortheCE(Commonemitter)circuitshown.GiventhatUBE=0.7V,whatwillbethevalueofIEandUCE.()选项：A、3mA,3VB、4mA,4VC、3.02mA,4.2VD、3.02mA,4V正确答案:【3.02mA,4V】5、问题：IntheCE(commonemitter)amplifiercomposedofNPNtransistor,whentheinputsignalisasinusoidalwaveformof1kHzand5mV,theoutputvoltagewaveformhasadistortionofbottomflattening.Thisdistortionis().选项：A、saturationdistortionB、cutoffdistortionC、crossoverdistortionD、frequencydistortion正确答案:【saturationdistortion】6、问题：Atransistorinanamplifiercircuit.GiventhatIB=60μA,IC=5mA,?=100.TrytofindtheoperatingmodeoftheTransistor.()选项：A、ActiveB、SaturationC、CutoffD、Noneoftheabove正确答案:【Saturation】7、问题：Atransistorisa()operateddevice.选项：A、voltageB、currentC、bothvoltageandcurrentD、noneoftheabove正确答案:【current】8、问题：Thephasedifferencebetweentheinputandoutputvoltagesinacommonemitterarrangementis().选项：A、180°B、90°C、270°D、0°正确答案:【180°】9、问题：Asthetemperatureofatransistorgoesup,thebase-emitterresistancewill().选项：A、decreaseB、increaseC、remainthesameD、noneoftheabove正确答案:【decrease】10、问题：TheBJTisatransistorwiththreeregionsandtwoPNjunctions.Theregionsarenamedtheemitter,thebase,andthecollectorandeachisconnectedtoalead.选项：A、正确B、错误正确答案:【正确】11、问题：Whenatransistorisoperatinginitsactivemode,thebase-emitterjunctionisforward-biasedandthebasecollectorjunctionisalsoforward-biased.选项：A、正确B、错误正确答案:【错误】12、问题：Inswitchingapplications,thetransistoriseitherincutofforinsaturation.选项：A、正确B、错误正确答案:【正确】Quiz1、问题：Thesmallsignalmodeloftransistorisusedfordynamicanalysisofamplifiercircuit.Itcannotbeusedtocalculatestaticoperatingpoint,sothemodelparametershavenothingtodowithstaticoperatingpoint.选项：A、正确B、错误正确答案:【错误】2、问题：Atransistorisacurrentcontrolleddevice选项：A、正确B、错误正确答案:【正确】Quiz1、问题：Whattypeofamplifierconfigurationhastheinputappliedtothebaseandtheoutputtakenfromthecollector?()选项：A、common-emitterB、commoncollectorC、commonbaseD、noneoftheabove正确答案:【common-emitter】2、问题：Inthecommon-emitteramplifiercircuit,ifthebetaofthetransistorisdoubled,thevoltagegainisapproximativelydoubledaccordingly.选项：A、正确B、错误正确答案:【正确】3、问题：Itisveryeasytogetasmalloutputimpedancewithacommon-emitteramplifier.选项：A、正确B、错误正确答案:【错误】4、问题：Thecommon-emitteramplifiercircuitconfigurationprovidesaphasereversalbetweentheinputandoutputsignals.选项：A、正确B、错误正确答案:【正确】Quiz1、问题：Whattypeofamplifierconfigurationhastheinputappliedtothebaseandtheoutputtakenfromtheemitter?()选项：A、common-emitterB、commoncollectorC、commonbaseD、noneoftheabove正确答案:【commoncollector】2、问题：Thereasonacommon-collectoramplifieriscalledanemitterfollowerisbecause选项：A、theoutputvoltagefollowstheinputvoltageB、theoutputvoltageistakenfromthecollectorC、theemitterisgroundedD、theoutputvoltageisoutofphasewiththeinput正确答案:【theoutputvoltagefollowstheinputvoltage】3、问题：Theemitterfollowerisalsocalledacommon-emitteramplifier.选项：A、正确B、错误正确答案:【错误】4、问题：Thevoltagegainofancommoncollectoramplifierisgenerallyveryhigh.选项：A、正确B、错误正确答案:【错误】Quiz1、问题：RCcouplingisnotusedtoamplifyextremelylowfrequenciesbecause()选项：A、ThereisconsiderablepowerlossB、ThereismuchnoiseC、ElectricalsizeofcouplingcapacitorbecomesverylargeD、Noneoftheabove正确答案:【Thereisconsiderablepowerloss】2、问题：Whichcouplingmethodisnotusedinmultistageamplifier?选项：A、RCcouplingB、DirectcouplingC、TransformercouplingD、Diodecoupling正确答案:【Diodecoupling】Quiz1、问题：Acondition,wheretwosignalappliedindifferentialinputsareofthesamephase,frequencyandamplitude,iscalled（）.选项：A、CommoninputB、CommonsignalC、CommonmodeD、Differentialmode正确答案:【Commonmode】2、问题：CMRR(Commonmoderejectionratio)isdefinedastheratioofdifferential-modevoltagegain(Ad)andthecommon-modevoltagegain(Ac).选项：A、正确B、错误正确答案:【正确】Quiz1、问题：InclassBamplifier,theoutputcurrentflowsfor().选项：A、farlessthanhalfinputcycleB、morethanhalfinputcycleC、halfinputcycleD、entireinputcycle正确答案:【halfinputcycle】AssignmentsforChapterNineTestforChapterNine(2)1、问题：Thetypeofamplifiershownisa（）amplifier.选项：A、common-collectorB、common-emitterC、common-baseD、noneoftheabove正确答案:【common-base】2、问题：WhatisthefunctionofRE().选项：A、stabilizethebasepotentialB、maintainthevoltagegainAuC、keepICstableD、noneoftheabove正确答案:【keepICstable】3、问题：InsmallsignalACequivalentcircuitofatransistoramplifier,thecapacitorareconsidered().选项：A、shortB、openC、partiallyopenD、noneoftheabove正确答案:【short】4、问题：Theimportantcharacteristicofemitter-followeris（）.选项：A、highinputimpedanceandhighoutputimpedanceB、highinputimpedanceandlowoutputimpedanceC、lowinputimpedanceandlowoutputimpedanceD、lowinputimpedanceandhighoutputimpedance正确答案:【highinputimpedanceandlowoutputimpedance】5、问题：AchangeinthevalueoftheemitterresistanceREinadifferentialamplifier().选项：A、affectsthedifferentialmodevoltagegain,AdB、affectsthecommonmodevoltagegain,AcC、affectsbothAdandAcD、affectneitherAdnorAc正确答案:【affectsthecommonmodevoltagegain,Ac】6、问题：IfatransistorCEamplificationcircuitfeedsaloadoflowresistance,thenthevoltagegainwillbe().选项：A、highB、veryhighC、moderateD、low正确答案:【low】7、问题：Iftheinputcapacitorofatransistoramplifierisshortcircuit.Then().选项：A、TransistorwillbedestroyedB、signalwillnotreachthebaseC、biasingconditionswillchangeD、signalwillbegrounded正确答案:【biasingconditionswillchange】8、问题：CCconfigurationisuseasthefirststageofmulti-amplifierisbecause().选项：A、imputimpedanceislowB、imputimpedanceishighC、outputimpedanceislowD、outputimpedanceishigh正确答案:【imputimpedanceishigh】9、问题：Giventhatβ=30,thenthetransistorisworkingina()mode.选项：A、activeB、saturationC、cutoffD、noneoftheabove正确答案:【cutoff】10、问题：WhichofthefollowingclassesofamplifierisillustratedbytheinputcharacteristicshowninFig.()选项：A、ClassAB、ClassABC、ClassBD、ClassC正确答案:【ClassAB】Quiz1、问题：Thecommon-modegainofOp-ampis().选项：A、VeryhighB、VerylowC、AlwaysunityD、unpredictable正确答案:【Verylow】2、问题：ForanidealOp-amp,whichofthefollowingisnotright().选项：A、InfiniteopenloopgainB、Infiniteinputresistance/impedanceC、InfiniteoutputimpedanceD、zerooutputimpedance正确答案:【Infiniteoutputimpedance】Quiz1、问题：Ifanop-ampcomparatorhasagainof100,000,aninputdifferenceof0.2mVabovereference,andasupplyof±12V,theoutputwillbe().选项：A、20VB、12VC、10VD、15V正确答案:【12V】Quiz1、问题：Iftheinputtoacomparatorisasinewave,theoutputisa().选项：A、rampvoltageB、sinewaveC、rectangularwaveD、sawtoothwave正确答案:【rectangularwave】Quiz1、问题：Identifythefeedbacktype().选项：A、voltage,parallel(shunt),negativeB、voltage,series,negativeC、current,parallel(shunt),negativeD、current,series,negative正确答案:【voltage,parallel(shunt),negative】TestforChapter10(1)1、问题：TheinputresistanceofanidealOp-ampis().选项：A、infiniteB、zeroC、severalhundredohmsD、severalthousandohms正确答案:【infinite】2、问题：TheoutputresistanceofanidealOp-ampis().选项：A、infiniteB、zeroC、severalhundredohmsD、severalthousandohms正确答案:【zero】3、问题：TheopenloopvoltagegainofanidealOp-ampAOis().选项：A、infiniteB、zeroC、severalhundredD、severalthousand正确答案:【infinite】4、问题：IdentifythefeedbacktypeofRF（）.选项：A、SeriesVoltageNegativeB、SeriesCurrentNegativeC、ParallelVoltageNegativeD、ParallelCurrentNegative正确答案:【SeriesVoltageNegative】5、问题：IdentifythefeedbacktypeofRF（）.选项：A、SeriesVoltageNegativeB、SeriesCurrentNegativeC、ParallelVoltageNegativeD、ParallelCurrentNegative正确答案:【ParallelVoltageNegative】6、问题：Inordertostabilizetheoutputvoltageandincreasetheinputresistance,weshoulduse().选项：A、SeriesVoltageNegativeB、SeriesCurrentNegativeC、ParallelVoltageNegativeD、ParallelCurrentNegative正确答案:【SeriesVoltageNegative】7、问题：Inordertostabilizetheoutputcurrentandincreasetheinputresistance,weshoulduse().选项：A、SeriesVoltageNegativeB、SeriesCurrentNegativeC、ParallelVoltageNegativeD、ParallelCurrentNegative正确答案:【SeriesCurrentNegative】8、问题：ui=1V,thenuO=().选项：A、1VB、PositivesaturationvalueC、NegativesaturationvalueD、?1V正确答案:【Negativesaturationvalue】9、问题：ui=?1mV,uO=().选项：A、PositivesaturationvalueB、NegativesaturationvalueC、?1mVD、1mV正确答案:【Positivesaturationvalue】10、问题：ui=2sinwt(V),powersupply±U，thentheoutputuO（）.选项：A、?U(constant)B、squarewaveC、sinewaveD、U(constant)正确答案:【squarewave】Quiz1、问题：TheVirtualGroundconceptisonlyapplicablefor“ClosedLoop”Op-Ampcircuits.选项：A、正确B、错误正确答案:【正确】Quiz1、问题：Anoninvertingclosed-loopop-ampcircuitgenerallyhasagainfactor().选项：A、lessthan1B、equalto1C、greaterthan1D、ofzero正确答案:【greaterthan1】Quiz1、问题：Thecircuitbelowisa().选项：A、adderB、subtractorC、comparatorD、differentiator正确答案:【subtractor】Quiz1、问题：Thecircuitbelowisaninverteddifferentialoperationcircuit.Whatshouldbeinsidethedottedlinebox.()选项：A、resistorB、inductorC、capacitorD、transistor正确答案:【capacitor】Quiz1、问题：Theoscillationfrequencyofthesinewaveoscillatordependson().选项：A、OpenLoopvoltagegainB、FeedbackCoefficientFC、TheproductofResistanceandCapacitanceRCD、noneoftheabove正确答案:【TheproductofResistanceandCapacitanceRC】AssignmentsorChapter10TestforChapter10(2)1、问题：Identifythefeedbacktype().选项：A、SeriesVoltageNegativeB、SeriesCurrentNegativeC、ParallelVoltageNegativeD、ParallelCurrentNegative正确答案:【SeriesVoltageNegative】2、问题：Identifythefeedbacktype.().选项：A、SeriesVoltageNegativeB、SeriesCurrentNegativeC、ParallelVoltageNegativeD、ParallelCurrentNegative正确答案:【SeriesCurrentNegative】3、问题：Itisanintegratorcircuit.Whatshouldbeinsidethedottedlinebox.().选项：A、resistorB、inductorC、capacitorD、diode正确答案:【capacitor】4、问题：Ifstableoscillationcanbemaintained,thentheratioofRFandR1(RF/R1)shouldbe().选项：A、1B、2C、3D、5正确答案:【2】5、问题：Ifstableoscillationcanbemaintained,OpenloopvoltagegainofOperationalAmplifiershouldbe().选项：A、infinityB、2C、3D、0正确答案:【3】6、问题：Inordertoobtainanoutputvoltagewithadjustablefrequency,theresistancethatshouldbeadjustedis().选项：A、R1B、RFC、RD、noneoftheabove正确答案:【R】7、问题：CompensatingresistorRisusedtocompensateinputbiascurrentsbetweentwoinputsinOp-amp.ThevalueofRshouldbe().选项：A、R1B、R2C、R1+R2D、theparallelequivalentofR1andR2正确答案:【theparallelequivalentofR1andR2】8、问题：Giventhatui=3V,trytofinduO().选项：A、positivesaturationvalueB、negativesaturationvalueC、?3VD、3V正确答案:【3V】9、问题：Whichofthefollowingcircuitscansatisfytherequiredoperationrelationship:uO=(1+k)ui().选项：A、B、C、D、正确答案:【】10、问题：Giventhatui=5V,trytofinduO().选项：A、10VB、-10VC、5VD、-5V正确答案:【-10V】AssignmentsforChapter11TestforChapter111、问题：An（）gatewillonlyproducealogic1outputwhenalltheinputsareatlogic1.选项：A、ANDB、ORC、NOTD、NAND正确答案:【AND】2、问题：An（）gatewillproduceanoutputoflogic1whenthetwoinputsaredifferent.选项：A、NANDB、NORC、X-OR(Exclusive-OR)D、X-NOR(Exclusive-NOR)正确答案:【X-OR(Exclusive-OR)】3、问题：A（）gateproducesanoutputthatistheoppositeofitsinput.选项：A、ANDB、ORC、NOTD、NAND正确答案:【NOT】4、问题：A，Baretheinputs,Fistheoutput.Thenthenameofthegateis().选项：A、ANDB、ORC、NOTD、NAND正确答案:【NOT】5、问题：WhichofthefollowingistheequivalentlogicalexpressionofF=AB.()选项：A、B、C、D、正确答案:【】6、问题：A，Baretheinputwaveforms,F1istheoutputwaveofthegate.Thenitis()gate.选项：A、ANDB、ORC、NANDD、X-OR正确答案:【OR】7、问题：Thefunctionofthecircuitbelowis().选项：A、encoderB、decoderC、counterD、register正确答案:【encoder】8、问题：Fora3-bitbinarydecoder,thereshouldbe()outputlines.选项：A、2B、3C、4D、8正确答案:【8】9、问题：Commoncathodesevensegmentdisplaydecodercircuit,iftheoutputofthedecoderisa=c=d=f=g=1，b=e=0,thenthenumberondisplaywillbe().选项：A、5B、6C、4D、9正确答案:【5】10、问题：Itisthetruthtableofa()gate.选项：A、ANDB、ORC、NORD、NAND正确答案:【NAND】AssignmentsforChapter12TestforChapter121、问题：WhenK=1andA=0,Findthefunctionofthefollowingcircuit（）.选项：A、countB、rememberC、reset“0”D、set“1”正确答案:【count】2、问题：Xistheinputsofthecircuit.Determinethefunctionofthecircuit.()选项：A、RSFlip-flopB、JKFlip-flopC、TFlip-flopD、DFlip-flop正确答案:【TFlip-flop】3、问题：GiventhatA=0，B=0.Findthefunctionofthefollowingcircuit().选项：A、countB、rememberC、reset“0”D、set“1”正确答案:【remember】4、问题：WhichofthefollowingFFisleveltriggered().选项：A、ClockedRSFlip-flopB、JKFli