What happens to a conductor when temperature is increased?
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Likewise, people ask, what happens when the temperature of a conductor increases?
As the temperature of a metallic conductor increases, the kinetic energy of the electrons of the conductor also increases ,due to which more obstruction is offered to the flowing electrons and hence the current. Therefore,as more obstruction is offered to the flowing electrons, the resistance is increased.
Beside above, what happens to resistance of conductor when temperature is increased? Resistance increases with increase in temperature for a conductor and for insulator resistance decreases with increase in temperature. The specific resistance of a conductor is directly proportional to temperature.
Besides, what is the effect of temperature on conductor?
Resistance increases, in case of conductor, with increase in temperature and decreases, in case of insulator, due to increase in temperature. In case of conductor, the valance band and conduction band overlap with each other. So, there are excess electrons in the conduction band of a conductor.
Why conductivity decreases with increase in temperature?
As the temperature increases, the molecular vibrations increase (in turn decreasing the mean free path of molecules). So, they obstruct the flow of free electrons, thus reducing the conductivity. So, they obstruct the flow of free electrons, thus reducing the conductivity.