Two identical wires, one of copper and the other os steel are of the same length. They are equally stretched. If `Y_("steel") gt Y_("copper")` then in stretching

Two wires, out of copper and the other of steel, are of same length and cross section. They are welded together to from a long wire. On suspending a weight at its one end, increment in length is found to be 3 cms. If Young's modulus of steel is double that of copper the increment in steel wire will be

Two identical rectangular strips. One of copper and the other of steel, are riveted together to from a bimetallic strip (alpha_(copper) gtalpha_(steel)) . On heating. This strip will

Two identical rectangular strips. One of copper and the other of steel, are riveted together to from a bimetallic strip (alpha_(copper) gtalpha_(steel)) . On heating. This strip will

Two wires of equal length, one of copper and the other of manganin, have the same resistance. Which wire is thicker?

Two wires of equal length, one of copper and the other of manganin have the same resistance. Which wire is thicker ?

Two wires of equal lengths, one of copper and the other of manganin, have the same resistance. Which wire is thicker?

Two wires of equal lengths, one of copper and the other of manganin, have the same resistance. Which wire is thicker?

Two wires of equal length, one of copper and the other of manganin have the same resistance .Which wire is thicker ?