Question: A 30-W incandescent lamp is connected to a 120-V source and is left burning continuously in an otherwise dark staircase. Determine: (a) The current through

A 30-W incandescent lamp is connected to a 120-V source and is left burning continuously in an otherwise dark staircase. Determine:
(a) The current through the lamp,
(b) The cost of operating the light for one non-leap year if electricity costs 12 cents per kWh?

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