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21 February, 04:53

In a home that has 120 V service, there is an electric appliance that has a resistance of 12 ohms. how much power will this appliance consume? A. 10 W B. 120 W C 1200 W D. 1440 W

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  1. 21 February, 07:53
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    The formula normally used for Voltage Power and Resistance is

    P = E^2/R

    E = 120 V

    R = 12 ohms.

    P = 120^2/12

    P = 1200 watts.

    Answer: C
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