For a block diagram given below, the limiting value of K for the stability of the inner loop is found to be 4X < K < Y. The overall system will be stable if and only if
1
8X < K < 2Y
2
2X < K < Y/2
3
16X < K < 4Y
4
X < K < Y/4
5
None of these
For a block diagram given below, the limiting value of K for the stability of the inner loop is found to be 4X < K < Y. The overall system will be stable if and only if