A parallel plate capacitor is charged to potential difference of $50$ volts. It is then discharged for some time, so that its potential drops by $10$ volts. Calculate the friction of energy stored in the capacitor now with respect to initial energy stored.

0.14

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0.25

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0.50

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0.64

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Solution

The correct option is D $0.64$
$Ei=12×c×(50)2Ef=12×c×(40)2fraction:EfEi=16002500=1625=1625=0.64Hence,optionDiscorrectanswer.$

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A parallel plate capacitor is charged to potential difference of 50 volts. It is then discharged for some time, so that its potential drops by 10 volts. Calculate the friction of energy stored in the capacitor now with respect to initial energy stored.

The correct option is D 0.64Ei=12×c×(50)2Ef=12×c×(40)2fraction:EfEi=16002500=1625=1625=0.64Hence,optionDiscorrectanswer.

A parallel plate capacitor is charged to potential difference of $50$ volts. It is then discharged for some time, so that its potential drops by $10$ volts. Calculate the friction of energy stored in the capacitor now with respect to initial energy stored.

The correct option is D $0.64$
$Ei=12×c×(50)2Ef=12×c×(40)2fraction:EfEi=16002500=1625=1625=0.64Hence,optionDiscorrectanswer.$