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On heating one end of a piece of a metal...

On heating one end of a piece of a metal, the other end becomes hot because of

A

minor perturbation in the energy of atoms

B

mobility of atoms in the metal

C

resistance of the metal

D

energised electrons moving to the other end

Text Solution

Verified by Experts

The correct Answer is:
D
A metal is characterised by the presence of free electrons which move faster due to increase of temperature.
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