Q79
A tachometer feedback is used as an inner loop in a position control servo-system. What is the effect of feedback on the gain of the sub-loop incorporating tachometer and on the effective time constant of the system?
A.
Both are reduced
AnswerB.
Gain is reduced but the time constant is increased
C.
Gain is increased but the time constant is reduced
D.
Both are increased
Answer: Option A
Solution
Answer: Option A
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