Q. Consider four conducting materials copper, tungsten, mercury and aluminium with resistivity $ρ_{C}, ρ_{T}, ρ_{M}$ and $ρ_{A}$ respectively. Then:

2774 207 JEE MainJEE Main 2020Current Electricity Report Error

A

$ρ_{A} > ρ_{T} > ρ_{C}$

0%

B

$ρ_{C} > ρ_{A} > ρ_{T}$

60%

C

$ρ_{A} > ρ_{M} > ρ_{C}$

30%

D

$ρ_{M} > ρ_{A} > ρ_{C}$

10%

Solution:

$ρ_{M} > ρ_{A} > ρ_{C}$