

MCQOPTIONS
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1. |
Assertion (A): DC servomotors have practically taken over from AC servomotors in most control application.Reason (R): Low brush commutator friction and still higher torque/inertia have been achieved in DC servomotors. |
A. | Both A and R are true and R is correct explanation of A |
B. | Both A and R are true but R is not correct explanation of A |
C. | A is true but R is false |
D. | A is false but R is true |
Answer» B. Both A and R are true but R is not correct explanation of A | |