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ElectricalElectric Drives
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A separately excited DC motor has an armature resistance of 0.5ohm. It runs from a 200 V DC supply drawing an armature current of 20 A at 1500 rpm. For the same field current, the torque developed for an armature current of 10 A will be

A

23.59 N-m

B

34.76 N-m

C

15.28 N-m

D

19.99 N-m

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