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An electric water heater consumes 5.00 kW for 2.00 h per
Chapter 20, Problem 50(choose chapter or problem)
An electric water heater consumes \(5.00 kW\) for \(2.00 h\) per day. What is the cost of running it for one year if electricity costs \(12.0 \text { cents/kW } \cdot \mathrm{h}\)? See Figure \(20.41\).
Figure \(20.41\) On-demand electric hot water heater. Heat is supplied to water only when needed.
Equation Transcription:
Text Transcription:
5.00 kW
2.00 h
12.0 cents/kW cdot h
20.41
Questions & Answers
QUESTION:
An electric water heater consumes \(5.00 kW\) for \(2.00 h\) per day. What is the cost of running it for one year if electricity costs \(12.0 \text { cents/kW } \cdot \mathrm{h}\)? See Figure \(20.41\).
Figure \(20.41\) On-demand electric hot water heater. Heat is supplied to water only when needed.
Equation Transcription:
Text Transcription:
5.00 kW
2.00 h
12.0 cents/kW cdot h
20.41
ANSWER:
Solution