Two wires made of the same material have lengths 3 m and 4 m and weight 18 gm and 16 gm respectively. When they are subjected to the same tension, ratio of their elongations is

Two wires of the same material and same length have radii 1 mm and 2 mm respectively. Compare : their resistances,

Two wires of the same material and same length have radii 1 mm and 2 mm respectively. Compare : their specific resistance.

Four wires made of same material have different lengths and radii, the wire having more resistance in the following case is

Two spheres of the same material have radii 1m and 4m and temperatures 4000K and 2000K respectively. The ratio of the energy radiated per second by the first sphere to that by the second is

Two wires of the same materical having equal area of cross-section have L and 2L. Their respective resistances are in the ratio

Two wires A and B of same material have radii in the ratio 2:1 and lengths in the ratio 4:1 . The ratio of the normal forces required to produce the same change in the lengths of these two wires is

Two wires of same diameter of the same material having the length l and 2l If the force F is applied on each, the ratio of the work done in two wires will be

Two wires of same material and same extension Deltal have lengths l and 3l and diameters 3d and d. What will be the ratio of the forces applied on the two?

Two wires of the same material have lengths in the ratio 1:2 and their radii are in the ratio 1:sqrt(2) If they are stretched by applying equal forces, the increase in their lengths will be in the ratio

Two wires of the same material have lengths in the ratio 1:2 and their radii are in the ratio 1:sqrt(2) If they are stretched by applying equal forces, the increase in their lengths will be in the ratio