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| Q. |
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 | |
| Explanation: full load current = 7460/(200*0.85) = 43.88 a | |
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