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Rate of dissipation of Joule's heat in r...

Rate of dissipation of Joule's heat in resistance per unit volume is (symbols have usual meaning)

A

`sigmaE`

B

`sigmaJ`

C

`JE`

D

None

Text Solution

Verified by Experts

The correct Answer is:
C

`P=(V^(2))/R=(E^(2)L^(2))/(rho(L/A))=sigmaE^(2)` volume
`P/("Volume")= sigmaE.E=JE`
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