Exercise: Analog Electronics

Questions for: Analog Electronics

The theoretical maximum efficiency of a half wave diode rectifier is
A:
40.6%
B:
50%
C:
81.2%
D:
slightly less than 100%
Answer: A
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In figure the diode is ideal (zero cut in voltage zero forward resistance). Then the current through diode is
A:
0
B:
4 A
C:
1 A
D:
none of the above
Answer: C
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The h parameter equivalent to ac resistance re is
A:
hib
B:
hfe
C:
hob
D:
hrb
Answer: A
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To have a centred Q point in CE amplifier
A:
ac resistance of collector circuit
B:
ac resistance of emitter circuit
C:
ac resistance of collector and emitter circuit
D:
ac resistance of collector and emitter circuit
Answer: C
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The circuit shown I/P in the figure represents
A:
Low pass filter
B:
High pass filter
C:
Band Pass filter
D:
Band stop filter
Answer: C
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