3 constantan wires p,q and r of length and area of cross section (l,a),(2l,a/2) and (l/2,2a) which has highest resistance - Physics - Electrostatic Potential And Capacitance

Question

3 constantan wires p,q and r of length and area of cross section
(l,a),(2l,a/2) and (l/2,2a) which has highest resistance?

Sandeep K. Gupta · Accepted Answer

3 constantan wires p,q and r of length and area of cross section (l,a),(2l,a/2) and (l/2,2a) which has highest resistance?