Electrical Engineering MCQs

Page No. 129

IC = ß IB +__________?


aICBO


bIC


c ICEO


daIE


View Answer ICEO

_____________ filter circuit results in the best voltage regulation?


achoke input


bcapacitor input


cresistance input


d none of the above


View Answer choke input

The output impedance of a transistor connected in_____________arrangement is the highest?


acommon emitter


bcommon collector


ccommon base


dnone of the above


View Answer common base

A 1,000 V power supply would use_____________ as a filter capacitor?


a paper capacitor


bair capacitor


cmica capacitor


delectrolytic capacitor


View Answer paper capacitor

IC = aIE +____________?


a IB


b ICEO


c ICBO


dßIB


View Answer ICBO

If the PIV rating of a diode is exceeded,_______________?


a the diode conducts poorly


bthe diode is destroyed


cthe diode behaves like a zener diode


dnone of the above



The most widely used rectifier is ________________?


ahalf-wave rectifier


bcentre-tap full-wave rectifier


c bridge full-wave rectifier


dnone of the above



In a pnp transistor, the current carriers are______________?


aacceptor ions


bdonor ions


cfree electrons


dholes


View Answer holes

The PIV rating of each diode in a bridge rectifier is ___________that of the equivalent center-tap rectifier?


a one-half


bthe same as


ctwice


d four times


View Answer one-half

The collector of a transistor is____________doped?


aheavily


bmoderately


c lightly


d none of the above


View Answer moderately

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