Two wire A and B of length l, radius r and length 2l, radius 2r having same Young's modulus Y are hung with a weigth mg, fig. What is the net elonetion in the two wires?

A wire is length 2l , radius r and Young's modulus Y pulled perpendicular to its mid point by a distance y . Fina the tesnion in the wire

A wire of length L and density rho and Young's modulus Y is hanging from a support. Find the elongation in the length of wire at which wire will break:

A wire of length L and density rho and Young's modulus U is hanging from a support. Find elongation in the length of wire at which wire will break .

Two metallic wires A and B are connected in parallel. Wire A has length l and radius r, wire B has a length 2 l and radius 2r. Compute the ratio of the total resistance of parallel combination and the resistance of wire A.

A wire of length l and radius r has a weight W and the Young's modulus of elasticity Y. it is suspended vertically from a fixed point. Calculate the increase in length of wire porduced due to its own weight.

Two metallic wires A and B (of the same material) are connected in parallel. Wire A has length l and radius r , wire B has a length 3 l and radius 3 r . Compute the ratio of the total resistance of parallel combination and the resistance of wire A .

A metal wire of length L, area of cross-section A and Young's modulus Y behaves as a spring of spring constant k.

Two wires of copper are given . Write A: length e and radius r, wire B: length e and radius 2r. If Young's modulus for wire A is Y_(A) and for wire B is Y_(B) . Then-

A wire of length L and radius r is loaded with a weigth Mg. If y and sigma denote the Youngs modulus and Poisson's ratio of the material of the wire respectively. Then the decreases in the radius of the wire is given by