If electrical energy costs 12 cents or 012 per

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Reference no: EM13621927

If electrical energy costs 12 cents, or $0.12, per kilowatt-hour, then what would the following events cost?

(a) burning a 40W light bulb for 24 h straight

(b) operating an electric oven for4.0h if it carries a current of 20.0 A at 220 V

Reference no: EM13621927

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