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1. |
A single phase energy meter is operating on 230 V, 50 Hz supply with a load of 20 A for two hours at UPF. The meter makes 1380 revolutions in that period. The meter constant is |
A. | 695 rev/kWh |
B. | 150 rev/kWh |
C. | 0.15 rev/kWh |
D. | 1/150 rev/kWh |
Answer» C. 0.15 rev/kWh | |