Exercise: Analog Electronics

Questions for: Analog Electronics

As compared to full wave rectifier, a half wave rectifier
A:
has higher ripple factor
B:
has lower ripple factor
C:
may have higher or lower ripple factor
D:
has same ripple factor
Answer: A
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In CB amplifier the distortion of the input voltage waveform may occur due to
A:
very low input resistance of an amplifier
B:
very high input resistance of the amplifier
C:
improper biasing
D:
ripples in power supply
Answer: A
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The common-drain amplifier, better known as the source follower, has a voltage gain __________ and the output signal is __________ with the input signal.
A:
approaching unity, in phase
B:
approaching unity, out of phase
C:
is very high, in phase
D:
is very high, in reverse phase
Answer: A
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A boot strap generally incorporates
A:
CB configuration
B:
CE configuration
C:
emitter follower
D:
none of the above
Answer: C
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If the Q of a single-stage single-tuned amplifier is doubled, then its bandwidth will
A:
remain same
B:
become half
C:
become doubled
D:
become four times
Answer: B
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