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Electronics and Communication Engineering - Analog Electronics

Exercise : Analog Electronics - Section 11
6.
In each of circuits below, indicate which diode is conducting?
Figure A
Figure B
Figure C
All the three
Answer: Option
Explanation:
No answer description is available. Let's discuss.
7.
A dc amplifier can operate
at zero frequency
only at low frequency
only at high frequencies
both at low and high frequencies
Answer: Option
Explanation:
No answer description is available. Let's discuss.
8.

Assertion (A): In a common source amplifier with source terminal at ac ground the voltage gain is about gm rd

Reason (R): A common source amplifier is a source follower circuit

Both A and R are correct and R is correct explanation for A
Both A and R are correct but R is not correct explanation for A
A is correct R is wrong
A is wrong R is correct
Answer: Option
Explanation:
No answer description is available. Let's discuss.
9.
Thermal runaway will take place if the quiescent point is such that
VCE >
VCE < VCC
VCE < 2VCC
VCE <
Answer: Option
Explanation:
No answer description is available. Let's discuss.
10.
In applications where __________ input resistance is needed, the JFET is preferred to the bipolar transistor.
zero
very low
low
high
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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