Transistor Biasing & Currents - MCQs with answers

Q1. Which statements approves to be precise in case of FR biasing for normal working strategy and operation of transistor?

A. Emitter-base junction must be forward biased
B Collector-base junction must be reversed biased
C. Emitter-base junction must be reversed biased
D. Collector -base junction must be forward biased

Codes:

a. A & C
b. A & B
c. B & D
d. C & D

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ANSWER: b. A & B



Q2. The common -base mode configuration of PNP transistor relates the direction of current flow and associated magnitude in terms of overall current supply equation as _____.

a. IE = IB + IC
b. IE = IB - IC
c. IE = (IB + IC ) / 2
d. IE = (IB - IC ) / 2

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ANSWER: a. IE = IB + IC



Q3. Current generation to small extent takes place in transistor because of minority charge carriers irrespective of the majority charge carriers can be termed as _______.

a. Recombination Current
b. Collector Junction Current
c. Emitter Junction Current
d. Leakage Current

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ANSWER: d. Leakage Current



Q4. The mode of representing the potential difference between emitter and base is always designated as VEB despite of VBE since ______.

a. base is positive w.r.t emitter
b. base is negative w.r.t emitter
c. emitter is positive w.r.t. Base
d. emitter is negative w.r.t base

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ANSWER: c. emitter is positive w.r.t. Base


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