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1. |
A separately excited DC motor has an armature resistance of 0.5 Ω. It runs from a 250 V DC supply drawing an armature current of 20 A at 1500 rpm. The torque developed for an armature current of 10 A for the same field current will be: |
A. | 15.28 Nm |
B. | 15.92 Nm |
C. | 15.6 Nm |
D. | 16.55 Nm |
Answer» B. 15.92 Nm | |