physics

If the current in a wire of a CD player is 5.00 mA, how long would it take for 2.00 C of charge to pass through a cross-sectional area of this wire?

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  1. one ampere is one Coulomb of charge per second

    time = charge / current

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  2. Cu = I * T.
    T = Cu/I = 2/5*10^-3 = ----seconds.

    t =

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  3. I=Q/t
    T= Q/I => 2.00/5.00= 0.4s

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  4. monkey

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