A small office building air conditioner operates on 250 V AC and consumes 3.42 kw. (a) What is its effective resistance? Ω (b) What is the cost of running the air conditioner during a hot summer month when it is on 8.00 hours per day for 30 days and electricity costs 9.00¢/kW · h?

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A small office building air conditioner operates on 250 V AC and consumes 3.42 kW.
(a) What is its effective resistance?
Ω
(b) What is the cost of running the air conditioner during a hot summer month when it is on 8.00 hours per day for 30 days and electricity costs 9.00¢/kW • h?
$
Transcribed Image Text:A small office building air conditioner operates on 250 V AC and consumes 3.42 kW. (a) What is its effective resistance? Ω (b) What is the cost of running the air conditioner during a hot summer month when it is on 8.00 hours per day for 30 days and electricity costs 9.00¢/kW • h? $
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