Three identical rods `A`, `B` and `C` each having length `l` are in shape of letter `H` as shown in the figure and free to move in vertical plane. Find he velocity of `A` at the lowest position when the system is disturbed slightly

Two identical thin uniform rods of length L each are joined to form T shape as shown in the figure. The distance of centre of mass from D is

Three identical thin rods each of length l and mass M are joined together to from a letter. H . What is the moment of inertia of the system about one of the sides of H ?

Two identical uniform rods AB and CD, each of length L are jointed to form a T-shaped frame as shown in figure. Locate the centre of mass of the frame. The centre of mass of a uniform rod is at the middle point of the rod.

Two identical uniform rods AB and CD, each of length L are jointed to form a T-shaped frame as shown in figure. Locate the centre of mass of the frame. The centre of mass of a uniform rod is at the middle point of the rod.

Three identical rods each of length L and mass m are joined to form a U -shape as shown in figure. The distance of centre of mass of combined system from the corner .O. is

Three identical rods each of length L and mass m are joined to form a U -shape as shown in figure. The distance of centre of mass of combined system from the corner .O. is

A uniform rod of mass m and length l is fixed from Point A , which is at a distance l//4 from one end as shown in the figure. The rod is free to rotate in a vertical plane. The rod is released from the horizontal position. What is the reaction at the hinge, when kinetic energy of the rod is maximum?

A uniform rod of mass m and length l is fixed from Point A , which is at a distance l//4 from one end as shown in the figure. The rod is free to rotate in a vertical plane. The rod is released from the horizontal position. What is the reaction at the hinge, when kinetic energy of the rod is maximum?

Four identical uniform thin rods, each of mass m and length l are joined to a common point O as shown in the figure. Moment of inertia of the system about an axis passing through O and lying in the plane of rods is