Question

5.
Identical piece of Ge and Cu are taken and cooled,
then
(1) Resistivity of both increases
(2) Resistivity of both decreases
(3) Resistivity of Cu increases and Ge decreases
(4) Resistivity of Cu decreases and Ge increases​

Answer 1

Answer:

the answer will be option number 4.

Resistivity of Cu decreases and Ge increases

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