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WAEC - Physics (1988 - No. 40)
A lamp is marked 220V 60 W. Calculate the energy it would consume when connected to a 220V source for 1 hour.
216000J
13200J
3600J
864J
220J
Paliwanag
E = pt
=> 60 x 1 x 60 x 60 = 216000J
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