A uniform meter scale of mass 2kg is suspended from one end.If it is displaced through an angle of `60^(0)` from the vertical,the increase in its potential energy is ?

A stick of mass m and length l is pivoted at one end and is displaced through an angle theta. The increase in potential energy is

A metre stick weighing 600 g, is displaced through an angle of 60^@ in vertical plane as shown. The change in its potential energy is ( g = 10 m s^(-2) )

A ball of mass 0.1 kg is suspended by a string. It is displaced through an angle of 60^(@) and left. When the ball passes through the mean position, the tension in the string is

A simple pendulum of length 1m has bob of mass 100 g. It is displaced through an angle of 60^@ from the vertcal and then released. The kinetic energy of bob when it passes through the mean position is

A uniform rod of mas m and length l is made to stand at an angle of 60^(@) with the vertical. What is the potential energy of the rod in this position?

A bob of mass 2 kg hangs from a string of length 5 m . It swings from its rest position to one of the sides so that the string makes an angle of 60^(@) with the vertical Calculate the gain in potential energy of the bob .

A uniform rod pivoted at its upper end hangs vertically. It is displaced through anangle of 60^@ and then released. Find the magnitude of the force acting on a particle of mass dm at the tip of the rod when the rod makes an angle of 37^@ with the vertical.

A mass of 10 kg is suspended from a spring balance, it is pulled aside by a horizontal string so that it makes an angle 60^(@) with the vertical. The new reading of the balance is: