A rod of length L kept on a smooth horizontal surface is pulled along its length by a force F. The area of cross-section is A and Young's modulus is Y. The extension in the rod is

Two point masses of mass m and 2m placed on smooth horizontal plane are connected by a light rod of length l. Masses are given velocities in horizontal plane perpendicular to rod as shown. If area of cross section of rod is A and Young's modulus is Y, then elongation in the rod, will be

A uniform plank of Young's modulus Y is moved over a smooth horizontal surface by a constant horizontal force F. The area of cross section of the plank is A. The compressive strain on the plank in the direction of the force is

A uniform rod of mass m, length L, area of cross-section A and Young's modulus Y hangs from the ceiling. Its elongation under its own weight will be

A force F doubles the length of wire of cross-section a The Young modulus of wire is

A force F doubles the length of wire of cross-section a The Young modulus of wire is

A uniform rod of mass m and length l is rotating with constant angular velocity omega about an axis which passes thorugh its one end and perpendicular to the length of rod. The area of cross section of the rod is A and its Young's modulus is y. Neglect gravity. The strain at the mid point of the rod is:

A uniform rod of length L and mass M is pulled horizontally on a smooth surface with a force F . Determine the elongation of rod if Young's modulus of the material is Y .

A uniform rod of length L and mass M is pulled horizontally on a smooth surface with a force F . Determine the elongation of rod if Young's modulus of the material is Y .