![Match the items in Column A with the items in Column B](https://www.gkseries.com/blog/wp-content/uploads/2023/09/Match-the-items-in-Column-A-with-the-items-in-Column-B.jpg)
Q. Match the items in Column A with the items in Column B
![](https://www.gkseries.com/blog/wp-content/uploads/2023/09/Screenshot-949.png)
Here, f denotes the phase shift, K1 and K2 the process gains, t the time constant, and AR the amplitude ratio.
(A) P-II, Q-III, R-IV, S-I
(B) P-III, Q-II, R-IV, S-I
(C) P-I, Q-IV, R-II, S-III
(D) P-IV, Q-I, R-II, S-III
Ans: P-IV, Q-I, R-II, S-III