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Electronics and Communication Engineering - Analog Electronics

Exercise : Analog Electronics - Section 11
11.
A Clapp's oscillator is
a modified Hartley oscillator
a modified Colpitt's oscillator
a modified RC oscillator
none of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
In the circuit shown in the figure, the approximate voltage at the transistor,
base and emitter respectively are -8 V and -7.3 V
base and collector respectively are -8 V and -5 V
Collector and emitter respectively are -5 V and -7.3
base, emitter and collector respectively are -8 V, 7.3 V and -5 V
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.
A quiescent state of a transistor implies
zero bias
no output
no distortion
no input signal
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
A transistor may fail due to
open weld at the wire leads to the semi-conductor
short circuit caused by momentary overloads
overheating due to circuit failures
any of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
In a P-N-P transistor, with normal bias, the emitter junction
is always reverse biased
offers very high resistance
offers a low resistance
remains open
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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