Compensation Techniques – 1 – 2

6. The phase lead compensation is used to :

(a) increase rise time and decrease overshoot
(b) decrease both rise time and overshoot
(c) increase both rise time and overshoot
(d) 
decrease rise time and increase overshoot

ANSWER

EXPLANATION

7. The maximum phase shift that can be provided by a lead compensator with transfer function,

              Mcq series

(a) 15°
(b) 30°
(c) 45°
(d) 60°

ANSWER

EXPLANATION

8. The compensator required to improve the steady-state response of a system is :

(a) lag
(b) lead
(c) lag-lead
(d)
 none of these

ANSWER

EXPLANATION

9. Damping ratio ξ and peak overshoot Mp are measure of :

(a) relative stability
(b) absolute stability
(c) speed of response
(d) 
steady-state error

ANSWER

EXPLANATION

10. Bandwidth is increased when the compensator used is :

(a) lag
(b) lead
(c) lag-lead
(d) 
none of these

ANSWER

EXPLANATION

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