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Physics

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Calculate the current in the 240-Ώ filament of a bulb connected to a 120-V line.

Power = IV

  • Physics -

    so what if P = EI?
    I = E/R = 120/240 = ...

  • Physics -

    so what if P = EI?
    I = E/R = 120/240 = ..

    current =voltage/resistance = 120v/240 ohms = 0.5A

    Not sure if it is correct but trying to understand it

  • Physics -

    you are correct.

  • Physics -

    thank you for your help

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