For servomechanisms which of the following statements is incorrect?

For servomechanisms which of the following statements is incorrect ?

A. a motor may be added to convert a regulator into a servo
B. steady-state accuracy of a servo is better than that of a regulator
C. a servo with better frequency response need not be stable
D. some servo need not be stable since they are intended for use with steady signals

Show Answer

Answer: D

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