A rod PQ of length L revolves in a horizontal plane about the axis YY´. The angular velocity of the rod is w. If A is the area of cross-section of the rod and r be its density, its rotational kinetic energy is

A rod PQ of length L revolves in a horizontal plane about the axis YY´. The angular velocity of the rod is w. If A is the area of cross-section of the rod and rho be its density, its rotational kinetic energy is

A uniform material rod of length L is rotated in a horizontal plane about a vertical axis through one of its ends. The angular speed of rotation is w. Find increase in length of the rod. It is given that density and Young’s modulus of the rod are r and Y respectively.

A uniform rod of length L is rotated in a horizontal plane about a vertical axis through one of its ends. The angular speed of rotation is omega . Find increase in length of the rod, if rho and Y are the density and Young's modulus of the rod respectively,

A rod having length L, density D and area of Cross-section A is rotating about the centre with velocity @ and perpendicular to its length. Its rotational kinetic energy is

A uniform rod of mass m and length l rotates in a horizontal plane with an angular velocity omega about a vertical axis passing through one end. The tension in the rod at a distance x from the axis is