The resistance of carbon ............... with rise in temperature.
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If I can extend Mr. Harris’ answer. The higher temperature increases the vibration of the electrons (and atoms) in the material, which loosens the binding force of the electrons to the nuclei allowing them to be emitted and move more freely with less potential.
Karan828:
whether the ans. is increases or decreases or remains constant
they Decrease
*The ans. is Decrease
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