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Q. |
For a 7.46 kW, 200 V dc shunt motor with full load efficiency of 85% has armature resistance of 0.25 ohms. Calculate the value of starting resistance in ohms for a current 1.5 times of the full load current. |
A. | 2.788 |
B. | 3.038 |
C. | 2.688 |
D. | 2.588 |
Answer» A. 2.788 |
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