A Capacitor in an RC Circuit Is Charged, Storing 1

question 21

Multiple Choice

A capacitor in an RC circuit is charged, storing 1.25 mJ of energy. What is the time required to discharge this capacitor (say, to 1% of its initial charge) , as compared to the time required to discharge (to 1%) an identical capacitor in an identical RC circuit which has stored 2.5 mJ of energy instead?

• A) twice the time
• B) half the time
• C) the same time
• D) the answer depends on the values of R and C.

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