A copper rod of length l is suspended from the ceiling by one of its ends. Find:
(a) the elongation `Deltal` of the rod due to its own weight ,
(b) the relative increment of its volume `DeltaV//V`.

A copper rod of length L and radius r is suspended from the ceiling by one of its ends. What will be elongation of the rod due to its own weight when rho and Y and the density and the Young's modulus of copper respectively?

A copper rod length L and radius r is suspended from the ceiling by one of its ends. What will be elongation of the rod due to its own weight when p and Y are the density and Young's modulus of the copper respectively?

A copper rod length L and radius r is suspended from the ceiling by one of its ends. What will be elongation of the rod due to its own weight when and Y are the density and Young's modulus of the copper respectively?

A uniform thin rod of length l is suspended from one of its ends and is rotated at f rotations per second. The rotational kinetic energy of the rod will be

A uniform thin rod of length l is suspended from one of its ends and is rotated at f rotations per second. The rotational kinetic energy of the rod will be

A uniform rod of length L , has a mass per unit length lambda and area of cross section A . The elongation in the rod is l due to its own weight, if it suspended form the celing of a room. The Young's modulus of the rod is

A uniform rod of length L , has a mass per unit length lambda and area of cross section A . The elongation in the rod is l due to its own weight, if it suspended form the celing of a room. The Young's modulus of the rod is