On average, an electric water heater operates for 3.4h each day.
If the cost of electricity is $0.3 kWh, what is the cost of operating the heater during a 30-day month? The power of a typical electric water heater is 4500 W.
Cost= Dollars
What is the resistance of a typical water heater? The current requirements of a typical electric water heater is 37.5 A.
R = ohms
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If expect college level credit for this physics course, you should be able to show us some effort.
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