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Q.The temperature dependence of resistivity of copper is

a
ρt=ρ0(1+αt)\rho_t = \rho_0 (1 + \alpha t)
b
ρt=ρ0(1−αt)\rho_t = \rho_0 (1 - \alpha t)
c
ρt=ρ0eαt\rho_t = \rho_0 e^{\alpha t}
d
ρt=ρ0/(1+αt)\rho_t = \rho_0 / (1 + \alpha t)

Correct Answer: Option A

The correct solution involves applying the fundamental concept to derive the final value step by step...

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