Q. by

(A) armature voltage control
(B) field resistance control
(C) any of the methods
(D) none of the mentioned

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✅ Correct Answer: (A) armature voltage control

Explanation: for the small dc motors it is difficult to vary the speed using their field control.

Published by Mr. Dubey ⭐ 111.54K Points at 17-Sep-2023 11:28 am in Electrical Drives and Controls (EDC)

Explanation by: Mr. Dubey

for the small dc motors it is difficult to vary the speed using their field control.

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