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15 October, 02:13

An electric heater is constructed by applying a potential difference of 120 v to a nichrome wire that has a total resistance of 6.00. find the current carried by the wire and the power rating of the heater.

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  1. 15 October, 04:16
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    Current = (voltage) / (resistance)

    = (120 v) / (6 Ω) = 20 Amperes.

    Electrical power = (voltage) x (current).

    = (120 v) x (20 Amperes)

    = 2,400 watts.

    That amount of power will sure toast your buns in a hurry.
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