Exercise: Analog Electronics

Questions for: Analog Electronics

A pulse transformer uses
A:
ferrite core
B:
air core
C:
iron core
D:
copper core
Answer: A
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At high frequencies the output circuit of transistor amplifier reduces to
A:
a lead network
B:
a lag network
C:
either (a) or (b)
D:
neither (a) nor (b)
Answer: B
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In which configuration does output ac voltage appear between emitter and ground?
A:
CE
B:
CB
C:
CC
D:
Both CE and CB
Answer: C
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The oscillator shown in figure is a
A:
Colpitt's oscillator
B:
Hartley oscillator
C:
Tuned emitter oscillator
D:
Clapp oscillator
Answer: A
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In a push pull circuit the two transistors are
A:
both pnp
B:
both npn
C:
one pnp and other npn
D:
either (a) or (b)
Answer: C
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