How much does it cost to run a 100W light bulb for 79 minutes at a...

Question

Question

How much does it cost to run a 100W light bulb for 79 minutes at a rate of $0.11/kwh?

Answer 1

Answer #1

power of light bulb (P) = 100 W time t) 79 hours = = 79 minutes = 1.3167 hours GO te rate per unit of kWh $ oll so bulb in en

Answer 2

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