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mukesh kumar

· started a discussion

· 1 Months ago

reversil of series motor (Question: 348356.0 )

if the suply terminal is reversed then current and flux both are reversed so torque remains same ..
if field winding is interchanchanged the flux becom -ve so torque is -ve



B is correct ans

Question:

The direction of rotation of a D.C. series motor can be changed by

Options:
A)

interchanging supply terminals

B)

interchanging field terminals

C)

Either of (A) and (B) above

D)

None of the above

Solution:

Ans:(c)

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