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Electronics and Communication Engineering - Analog Electronics

Exercise : Analog Electronics - Section 9
41.
The voltage gains of an amplifier without feedback and with negative feedback respectively are 100 and 20. The percentage of negative feedback (β) would be
40%
5%
20%
80%
Answer: Option
Explanation:
No answer description is available. Let's discuss.
42.
Figure shows a
JFET
n-channel MOSFET
p-channel MOSFET
none of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
43.
Three cascaded stages have gains of 10, 20 and 25. The overall gain will be
10
55
500
5000
Answer: Option
Explanation:
No answer description is available. Let's discuss.
44.
Find the odd one out
sweep voltage generator
multivibrators
sine wave oscillators
blocking oscillators
Answer: Option
Explanation:
No answer description is available. Let's discuss.
45.
The equivalent circuit shown in figure is for
CE
CB
CC
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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