Wednesday
September 3, 2014

Homework Help: science

Posted by ashley on Friday, September 3, 2010 at 6:35pm.

A microwave oven has a power requirement of 1235 W. A frozen dinner requires 6.0 min to heat on full power.

(a) How much electrical energy (in kWh) is used?

b) If the cost of electricity is 12 cents per kWh, how much does it cost to heat the dinner?

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