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Calculate the resistance of the lamp.
Physics
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2 stepsCalculate the resistance of the lamp.
The voltage () across the lamp is and the current () through it is .
Using Ohm's Law, :Rounding to three significant figures:
The resistance is .
Calculate the electrical power transferred in the lamp.
The voltage () is and the current () is .
Using the formula for power, :The electrical power transferred is .
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