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1. |
A 230-V, single-phase domestic energy meter has a constant load of 4 A passing through it for 6 h at unity power factor. The meter disc makes 2208 revolutions during this period. What will be the energy consumed by the load if the meter disc completes 1240 revolutions? |
A. | 2.5 kWh |
B. | 2.8 kWh |
C. | 3.5 kWh |
D. | 3.1 kWh |
Answer» E. | |