The length of the wire is doubled. Its conductance will – | PHYSICS - RESISTIVITY OF VARIOUS MATERIALS | SolveeIt | Solveeit

Today, August 19

Question

The length of the wire is doubled. Its conductance will –

A

Remain unchanged

B

Be halved

C

Be doubled

D

Be quadrupled

Answer

Be quadrupled

Explanation

Solution

G = $\frac{l}{R}$ = $\frac{A}{\rho\mathcal{l}}$