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A single phase energy meter has the rating 1200 resolutions/ kWh. If a 500 W electric gadget is used for 4 hours, the energy meter will make | |
A. | 1200 revolutions [Wrong Answer] |
B. | 1800 revolutions [Wrong Answer] |
C. | 2100 revolutions [Wrong Answer] |
D. | 2400 revolutions [Correct Answer] |
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