Which of the following will develop the maximum power by a dc motor? – McqOptions

MCQOPTIONS

1.	Which of the following will develop the maximum power by a dc motor?
A.	When the back emf is double the applied voltage
B.	When the back emf is half the applied voltage
C.	When the back emf is equal to the applied voltage
D.	When the back emf is zero
Answer» C. When the back emf is equal to the applied voltage

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