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Thread: Electric Math

  1. #1
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    Electric Math

    To find the charging time of a resistor and a capacitor, the values of the components are multiplied. What would the charging time of a 1,000 ohm resitor and a 0.01 fared capacitor be?
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  2. #2
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    Quote Originally Posted by trex View Post
    To find the charging time of a resistor and a capacitor, the values of the components are multiplied. What would the charging time of a 1,000 ohm resitor and a 0.01 fared capacitor be?
    \tau = (1000~\Omega)(0.01~F) = 10~s

    -Dan
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  3. #3
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    Not Necessarily

    It's not necessarily 10s.

    It depends what he means by charging time.
    You found the time constant but the CHARGING time is usually around at least 5 times this so 50s.
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