Which uses more energy, a 250 W TV set in 1 hr, or a 1200 W toaster in 10 mins.
Asked by | 4th Jul, 2008, 10:50: AM
use the formula W = P X t, (p - power, t - time , w- work ) use the formula for the two cases and find the answer.
Answered by | 4th Jul, 2008, 11:59: AM
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