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1. |
In a d.c. series motor, the torque developed is 20 Nm at 10 A. If the load current is doubled and flux is unsaturated, then new torque will be: |
A. | 60 Nm |
B. | 45 Nm |
C. | 80 Nm |
D. | 100 Nm |
Answer» D. 100 Nm | |