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1. |
A 200 V separately excited DC motor has an armature resistance of 0.05 draws an armature current of 20 A, running at 1,200 rpm. Calculate the approximate torque developed for given armature current. |
A. | π/200 Nm |
B. | 10/4 Nm |
C. | 100/π Nm |
D. | π/100 Nm |
Answer» D. π/100 Nm | |