In a particular area of the country electrical energy costs 0 17 per kilowatt hour...
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In a particular area of the country electrical energy costs 0 17 per kilowatt hour Round your answers in dollars to at least two decimal places a How much does it cost to operate an old style incandescent 40 0 W light bulb continuously for 24 hours b A modern LED light bulb that emits as much visible light as a 40 0 W incandescent only draws 4 50 W of power How much does it cost to operate this bulb for 24 hours c A particular electric oven requires a potential difference of 220 V and draws 20 0 A of current when operating How much does it cost to operate the oven for 4 80 hours
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