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Blazing goIITian

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27 Jul 2008 20:15:38 IST

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479

what is the heat generated in transfering charge (q)from 2uf capacitor to a 4uf capacitor.

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what is the heat generated in transfering charge (q)from 2uf capacitor to a 4uf capacitor....both r connected to battery of emf 12 volts..

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shikhar jain

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Joined: 3 May 2008

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28 Jul 2008 18:20:07 IST

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question not very clear . write complete statement. capacitors in parallel or series . give the comlete circuit.

Manotapa Bhaumik

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28 Jul 2008 21:18:09 IST

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Use 1/2 cv^2 formula for energy change.....................=heat liberated

sanchit says ""Imagination has its own reality""

Blazing goIITian

Joined: 6 Jul 2007

Posts: 510

31 Jul 2008 12:50:39 IST

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heat genrated = (CV^2)/2 - (CV^2)/2
= (12^2 * 4)/2 - (12^2 * 2)/2
= (144*4)/2 - (144*2) /2
= 288 - 144
= 144 jolues

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