Which of the following problem arises in D.C. motors which are fed from thyristor bridge circuits ?

Which of the following problem arises in D.C. motors which are fed fr

1.	Which of the following problem arises in D.C. motors which are fed from thyristor bridge circuits ?
A.	Increased I R losses
B.	Increased core losses
C.	Poor commutation
D.	Change in motor parameters
E.	All of the above
Answer» F.

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Which of the following problem arises in D.C. motors which are fed from thyristor bridge circuits ?

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