Asked by Salma

A 100 watts light bulb has an average life of 2000 hours. How much energy does it consume over its lifetime?

The only thing I got was power=100 watts and time = 2000 hours but I need to convert to seconds and I don't kn how to do that.

Answers

Answered by Damon
there are 3600 seconds in an hour

2000 hr (3600 s/hr) = 7,200,000 seconds
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