Question

How much electrical energy is used by a 350 W television that is operating for

25 minutes?
O
A. 21,000 J
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B. 650,000 u
C. 8750 J
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D. 525,000

Answer 1

525,000J

Step-by-step explanation:

Power = work/time

Given

Power = 350 watts

Time = 25 mins = 25 x 60 = 1500 secs

Therefore

350 = work/1500

Cross multiply

Work = 350 x 1500

Work = 525,000J