electrostats

BITSAT 2015 Sample Questions › Electricity and magnetism questions › electrostats

A fully charged capacitor has a capacitance C.It is discharged through a small coil of resistance wire embedded in a thermally insulated block of specific heat capacity s and mass m. If the temperature of the block is raised by Î”T,the potential difference V across the capacitance is _______ ?

#Physics #Electricity and magnetism

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virang1 Jhaveri ·2009-07-28 06:15:21

Total Energy in the capcitor is cV²/2
msdt = cv²/2
v = âˆš(2msÎ”t/c)

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