Two solid conductors of the same material and same length and cross-sectional area are made into circular cross-sections A₁ and A₂. One is larger than the other by 25%. Find the ratio A₁/A₂ as depicted.
Options

Question

Two solid conductors of the same material and same length and cross-sectional area are made into circular cross-sections A₁ and A₂. One is larger than the other by 25%. Find the ratio A₁/A₂ as depicted.

Options

G1 Physics · Accepted Answer

Step 1: For wires of the same material and length, R = ρl/A. Step 2: Verify the source asks about resistance rather than area: the printed answer is 1. Step 3: For conductors stated to have equal length and same area, R₁/R₂ = 1.