In general the sensitivity of the system gain of a feedback system of a parameter variation depends on where the parameter is located.
A. 1,2 and 3 only
B. 1,3 and 4 only
C. 1,2 and 4 only
D. 1,2,3 and 4 only
Answer:B
In general the sensitivity of the system gain of a feedback system of a parameter variation depends on where the parameter is located.
A. 1,2 and 3 only B. 1,3 and 4 only C. 1,2 and 4 only D. 1,2,3 and 4 only
Explanation: Negative feedback increases stability but not positive positive feedback reduces the stability and for this reason negative feedback systems are used .