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usu34ny.theexpertta.com The Expert TA | Human-like Grading, Automated! Solved: A large household air conditioner may consume 15.0 kw o... Chegg.com I Help Homework Ch.7 Begin Date: 3/13/2018 12:01:00 AM--Due Date: 3/29/2018 11:59:00 PM End Date: 3/29/2018 11:59:00 PM (10%) Problem 7: A large household air conditioner may consume 15 kW of power during normal operation tatus for What is the cost of operating this air conditioner, in dollars, 2.5 h per day for 25 d if the cost of electricity is $0.125 per kW h? ew Grade Summary cost= 93.81 3% 97% tatus ompleted ompleted artial 78 9 HOME Submissions sin0 cotanasin acos0 atan0 acotan sinh0 coshOtanh)cotanhO Attempts remaining: 4 (3% per attempt) detailed view 3% 0 END ompleted Degrees Radians BACKSPACE | DEL | CLEAR artial Submit Hint I give up! Hints: 1 % deduction per hint. Hints remaining: 2 Feedback: 0% deduction per feedback. All content 2018 Expert TA, LLCExplanation / Answer
t = 25 * 2.5 = 62.5 hours
E = P t = 15 * 62.5 = 937.5 kWh
total cost = E * costelec
= 937.5 * 0.125
= $ 117.2
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