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1. |
A 300 V dc shunt motor draws a line current of 51 A. The armature and the field resistances are 32 mΩ and 300 Ω respectively. Assuming 1 HP = 746 W, the mechanical power developed by the motor is |
A. | 20 HP |
B. | 20.1 HP |
C. | 20.4 HP |
D. | 20.5 HP |
Answer» B. 20.1 HP | |