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26 April, 13:57

1. A welder draws 70 A of current and is run for 2 hours. What is the charge

that has passed through the welder?

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Answers (1)
  1. 26 April, 16:30
    0
    504,000 C

    Explanation:

    An Ampere is a Coulomb per second.

    1 A = 1 C/s

    1 hour is 3600 seconds.

    1 hr = 3600 s

    (70 C/s) (7200 s) = 504,000 C
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