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Proportional controller

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in Control Systems by (105k points)
Proportional controller

(a) Decreases steady state error and improves stability

(b) Rise time decreases

(c) Transient response becomes poorer

(d) Increases steady state error

This question was posed to me in an online interview.

The query is from Cascade Compensation in Time Domain in division Design of Control Systems

1 Answer

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Correct option is (d) Increases steady state error

Explanation: Proportional controller is the controller that is used in the system so that the output follows the input and increases steady state error.

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