Electronics and Communication Engineering - Exam Questions Papers - Discussion

Discussion Forum : Exam Questions Papers - Exam Paper 6 (Q.No. 21)
21.
Consider the following amplifier with negative feedback

If the closed loop gain of above amplifier is + 100, the value of β will be
-9 x 10-3
9 x 10-3
-11 x 10-3
11 x 10-3
Answer: Option
Explanation:

The T.F.

103 = 100 - 103 x 100 x β

900 = - 100000 x β

β = - 9 x 10-3.

Discussion:
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