Two wires made of the same material have lengths 3m and 4m and weight 18gm and 16gm respectively . When they aare subjected to the same tension , the ratio of their elongation is 1:n , where n 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.

Two vibrating strings of the same material but lengths L and 2L have radii 2 r and r respectively. They are strectched under the same tension. Both the strings vibrate in their fundamental modes, the one of length L with frequency n_(1) and the other with frequency n_(2) . The ratio n_(1)//n_(2) is given by 2 4 8 1

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 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

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 'A' and 'B' of the same material have their lengths in the ratio 1 : 2 and radii in the ratio 2 : 1 The two wires are connected in parallel across a battery. The ratio of the heat produced in 'A' to the heat produced in 'B' for the same time is

Two wires A and B are made of same material. The wire A has a length l and diameter r while the wire B has a length 2l and diameter r/2. If the two wires are stretched by the same force the elongation in A divided by the elongation in B is