uptetd16p2 q113

0. The potential difference across a conductor of resistivity e is constant. The heat generate in the conductor is directly proportional to

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Option : D
Explanation : (D) The potential difference across the conductor is v = e = constant
Let resistance of the conductor is R.
Therefore, heart generated in the conductor is time t is

∴ e, R and t are constants
H ∝ e²

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