Question

Two wires A and B are of equal length,different cross-sectional areas and made of same metal.
1.name the property which is the same for both the wires
2.name the property which is different from both the wires
3.if the resistance of wire A is it four times the resistance of wireB calculate the ratio of the cross-section area of the wire and the ratio of the radii of the wires

Answer 1

Answer:

⟵(o_O) ⟵(o_O) ⟵(o_O) ⟵(o_O) ⟵(o_O)