Gravitational Potential Energy and Kinetic Energy
 

Gravitational Potential Energy and Kinetic Energy problem 15


A load of weight 30 kg is held by a rope passed over a pulley, with a force F and at a height of 30 m to the ground as shown in the figure below. What amount of force F is needed to prevent the load from falling to the ground at a speed of 6 m/s?


A load hung on a pulley


 

material editor: Ebenezer Famadewa