1000+ Analog Electronics Gate Questions with Solutions Pdf - 1

Question: 1

The common emitter is the most widely used amplifier configuration because it has

(A) a high voltage gain and a high current gain

(B) a low input resistance and a high output resistance

(C) a low voltage gain and a low output resistance

(D) a very high input resistance and a low output resistance

Question: 2

The thinner region in a BJT is ____ and the most doped region is _____

(A) base, emitter

(B) collector, emitter

(C) base, collector

(D) emitter, collector

Question: 3

A differential amplifier, amplifiers

(A) and differentiates the input waveforms on one line when the other line is grounded

(B) the difference of voltages between the two input lines

(C) and differentiates the sum of the two input waveforms

(D) and mathematically differentiates the average of the voltages on the two input lines

Question: 4

MOSFET requires

(A) a large input current and high voltage

(B) a large input current

(C) only small input current

(D) none of these

Question: 5

Feedback circuit in an oscillator can be accomplished by

(A) any one or combinations of the above methods

(B) inductive coupling between input and output

(C) capacitive coupling between input and output

(D) resistive coupling between input and output