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1. An electric iron connected to a 110 volt source draws 9A of current operated continuously for 5 hours. Please calculate utility bill when utility
1. An electric iron connected to a 110 volt source draws 9A of current operated continuously for 5 hours. Please calculate utility bill when utility rate is 25 cent/kWh.
2. A 4 Watt night light is plugged into a 120 Volts circuit and operated continuously for 1 year. Find the following:
a. Resistance of filament
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