# physics

An electric space heater draws 15.5 A from a 120 V source. It is operated, on the average, for 5.0 h each day. How much energy in kWh does in consume in 30 days? At 11 per kWh, how much does it cost to operate the heater for 30 days?

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1. energy=Power*time=(15.5*120)(5hrs/day*30day) in kwh

cost? kwh * .11

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bobpursley

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