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1. |
Find the nearest Horsepower of single phase motor working at 230 V, 50 Hz for pumping 1200 litres of water to a height of 30 m. The time taken to pump the water is 15 minutes. The efficiency of the motor is 80%. |
A. | 1.5 HP |
B. | 0.98 HP |
C. | 0.65 HP |
D. | 0.82 HP |
Answer» D. 0.82 HP | |