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29-06-2016
Physics

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A 500-watt vacuum cleaner is plugged into a 120-volt outlet and used for 30 minutes. How much current runs through the vacuum?

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olemakpadu olemakpadu

07-07-2016

P = IV,

P = Power in Watts, I = Current in Ampere, V = Voltage in Volts.

Current, I = P/ V = 500 w/ 120v ≈ 4.17 A

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