Two wires of copper having the length in the ratio 4:1 and their radii ratio as 1:4 are stretched by the same force.The ratio of longitudinal strain in the two will be x:y ,then the value of x is

Two wires of copper having the length in the ratio 2:1 and their radii ratio as 1:2 are stretched by the same force. The ratio of longitudinal strain in the two will be

Two wires of the same material have lengths in the ratio 1:2 and diameters in the ratio 2:1 . If they are stretched by the same force, the ratio of their expansion will be

Two wire of same material and same diameter have lengths in the ratio 2 : 5. They are stretched by same force. The ratio of work done in stretching them is

Two steel wires of the same radius have their lengths in the ratio of 1:2 . If they are stretched by the same force, then the strains produced in the two wires will be in the ratio of

Two pieces of wire, A and B of the same material have their lengths in the ratio 1:3 and their diameters are in the ratio 2:1 . If they are stretched by the same force, their elongations will be in the ratio

Two wires of the same material and same mass are stretched by the same force. Their lengths are in the ratio

Two wire of the same material and length stretched by the same force. If the ratio of the radii of the two wires is n : 1 then the ratio of their elongations is