Electronics and Communication Engineering - Analog Electronics - Discussion
Discussion Forum : Analog Electronics - Section 16 (Q.No. 4)
4.
The voltage gains of an amplifier without feedback and with negative feedback respectively are 100 and 20. The percentage of negative feedback would be.
Discussion:
4 comments Page 1 of 1.
V K said:
6 years ago
Agree @Maui.
It is 4% only.
It is 4% only.
Maui said:
6 years ago
According to me, the answer should be 4%.
20 = (100)/(1+(100)(B))
B = 0.04 or 4%.
20 = (100)/(1+(100)(B))
B = 0.04 or 4%.
JOPHET RAMONES said:
7 years ago
A negative feedback of 20 is the 20% of 100.
Ajit said:
9 years ago
How it came? Please explain.
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