MOOC Electronics Technology (ElectrotechnicsⅡ)-Dalian University of Technology 中國大學(xué)慕課答案

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