Electrical Engineering MCQs

Page No. 78

A voltmeter should have ____________resistance?


a Zero


bVery high


c Very low


dNone of the above


View Answer Very high

An ammeter should have_____________ resistance?


a Infinite


bVery large


cVery low


d None of the above


View Answer Very low

An ammeter is connected in __________ with the circuit element whose current we wish to measure?


a Series


bParallel


c Series or parallel


dNone of the above


View Answer Series

The sensitivity of a multimeter is given in _______________?


aO


bAmperes


c kO/V


dnone of the above


View Answer kO/V

If a multimeter has a sensitivity of 1000 O per volt and reads 50 V full scale, its internal resistance is _____________?


a20 kO


b50 kO


c10 kO


dNone of the above


View Answer 50 kO

The input resistance of a VTVM is about ______________?


a1000 O


b 10 kO


c20 kO


d10 MO


View Answer 10 MO

ICs are generally made of ________________?


aSilicon


b Germanium


cCopper


dNone of the above


View Answer Silicon

_________________cannot be fabricated on an IC?


aTransistors


bDiodes


cResistors


d Large inductors and transformers



The SiO2 layer in an IC acts as ________________?


a A resistor


bAn insulating layer


cMechanical output


d None of the above


View Answer An insulating layer

The active components in an IC are _______________?


aResistors


bCapacitors


cTransistors and diodes


dNone of the above



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