Sunday
March 9, 2014

Homework Help: science

Posted by Anonymous on Wednesday, March 20, 2013 at 3:46pm.

How much does it cost to operate a 80-{\rm W} lamp continuously for a week if the power utility rate is 25 {\rm cents}/{\rm kWh}.

• Physics needs help - PsyDAG, Thursday, March 21, 2013 at 1:36pm

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