A separately excited dc generator rotating at 3000 rpm produces an emf – McqOptions

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1.	A separately excited dc generator rotating at 3000 rpm produces an emf of 157 V and delivers a current of 20 A. The braking torque exerted by the armature is
A.	17 N-m
B.	10 N-m
C.	12 N-m
D.	12.5 N-m
Answer» C. 12 N-m

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