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Electrical Engineering · Q117

D.C. Motors

Engineering and GATE · Electrical Engineering · question 117

Q117

In variable speed motor

A.
A stronger commutating field is needed at low speed than at high speed
B.
A weaker commutating field is needed at low speed than at high speed
Answer
C.
Same commutating field is needed at low speed than at high speed
D.
None of the above is correct

Answer: Option B

Solution

Answer: Option B
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