A smooth uniform, string of natural length `l`, cross-sectional area `A` and Young’s modulus `Y` is pulled along its length by a force `F` on a horizontal surface. Find the elastic potential energy stored in the string.

A smooth uniform string of natural length L_0 , cross-sectional area A and Young's modulus Y is pulled along its length by a force F on a horizontal smooth surface. The elastic potential energy stored in the string is

A uniform cylindrical rod of length L, cross-sectional area A and Young's modulus Y is acted upon by the forces as shown in figure. The elongation of the rod is

A uniform slender rod of length L, cross - sectional area A and young's modulus Y is acted upon the forces shown in figure. The elongation of the rod is

An iron bar of length L, cross-section area A and Young's modulus Y is pulled by a force F from both ends so as to produce an elongation l . Which of the following statements is correct?

A uniform copper bar of density rho , length L , cross-sectional area S and Young's modulus Y is moving on a frictionless horizontal surface with constant acceleration a_(0) . If total elongation in the wire is (rhoa_(0)L_(2))/(lambdaY) then find lambda .

A uniform rod of mass M and length L, area of cross section A is placed on a smooth horizontal surface. Forces acting on the rod are shown in the digram Total elastic potential energy stored in the rod is :

A uniform rod of mass M and length L, area of cross section A is placed on a smooth horizontal surface. Forces acting on the rod are shown in the digram Total elastic potential energy stored in the rod is :

A uniform rod of mass M and length L, area of cross section A is placed on a smooth horizontal surface. Forces acting on the rod are shown in the digram Ratio of elastic potential energy stored in section PQ and section QR of the rod is