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27 December, 21:15

The conductor is connected to a 12V voltage, with a current of 500mA flowing through the conductor. During what time will the electricity work be 100J?

F = force

l = length

P = power

t = time

U = potential energy

R = resistance

E = energy

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Answers (1)
  1. 28 December, 00:34
    0
    The time needed for energy to reach 100J is 16.7s

    Explanation:

    Using the formula, P=V*I and P=Q/t where I is current and Q is energy:

    500mA = 0.5A

    P = 0.5 * 12

    = 6W

    6 = 100/t

    t = 100/6

    = 16.7s
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