GATE 2024 Control system Rank Booster Quiz 32

If critical gain = 40 and operating gain = 20. Then, gain margin of the system will be____.

If the phase angle at gain cross over frequency is –150°, then its phase margin is___.

For stable systems, which of the following statements are true?

(i) Gain margin and phase margin both are positive.

(ii) Gain cross over frequency > Phase cross-over frequency

Find the phase margin of a system whose open loop transfer function is ?

A plant is controlled by proportional controller. If a time delay element is introduced in the loop then which one of the following statements is correct?

Consider the unity feedback control system whose open loop transfer function is

The value of ‘a’ so that the phase margin is 30°, will be

Consider a control system whose open loop transfer function is given as

Find the gain margin of system.