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Electronics and Communication Engineering - Analog Electronics

Exercise : Analog Electronics - Section 10
11.
When narrow current pulses drive a high Q resonant circuit the voltage across the circuit looks like
narrow pulses
half sine wave
almost sine wave
either (a) or (b)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
The multivibrator circuit that has a typical application of converting sinusoidal input into a square wave output is
emitter coupled binary
Schmitt trigger
monoshot multivibrator
free-running multivibrator
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.
Symbol shown in figure represents a
P-channel enhancement MOSFET
N-channel DEMOSFET
UJT with P-type base
UJT with N-type base
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
The feedback resistance rd in small signal model of MOSFET is of the order of
1000 MΩ
1 MΩ
1 KΩ
100 Ω
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
Which amplifier has a voltage gain of less than 1?
Common emitter
Common collector
Common base
Both CB and CC
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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