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12345 [234]
3 years ago
9

average cost of of 7cent per kilowatt hour what would be the cost of burning a 40 W bulb for 8 hours per night for 14 nights sho

w your calculations
Physics
1 answer:
nordsb [41]3 years ago
7 0
40 Watts @ 8hrs x 14 = 4480/1000 = 4.48
4.48 * 0.07 = 0.3136 cents.

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