When 30 V is applied across a resistor it generates 600 W of heat: what is the magnitude of its resistance?

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When 30 V is applied across a resistor it generates 600 W of heat: what is the magnitude of its resistance?

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Nho 6 months 2021-08-29T20:44:42+00:00 1 Answers 0 views 0

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    2021-08-29T20:46:12+00:00

    Answer:

    1.5 ohms

    Explanation:

    Power is expressed as P = V²/R

    R = resistance

    V = supplied voltage

    Given P = 600W and V = 30V

    R = V²/P

    R = 30²/600

    R = 900/600

    R = 1.5ohms

    magnitude of its resistance is 1.5ohms

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