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SSC JE EE Basic Electronics (Live Quiz 2)

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Question 1

A power amplifier has comparatively …………….β.

Question 2

The output signal voltage and current of a power amplifier are 5 V and 200 mA; the values being r.m.s. What is the power output?

Question 3

The most important consideration in power amplifiers is……………

Question 4

and

in a class

amplifier, then large signal voltage gain is

Question 5

In an RC coupled amplifier the voltage.
gain over mid-frequency range …………

Question 6

In practice, voltage gain is expressed……..

Question 7

The final stage of a multistage amplifier uses………

Question 8

If the power level of an amplifier reduces to half, the dB gain will fall by………..

Question 9

The peak value to the input to a half-wave rectifier is 10 V. The approximate peak value of the output is

Question 10

The value of feedback fraction is always …………………………

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Apr 12ESE & GATE EE