Question

an object of mass m when raised to height h possess potential energy of 1200 j . find the new potential energy if the same object is raised to height h/4 and mass is also made half​

Answer 1

Answer:

Climbing stairs and lifting objects is work in both the scientific and everyday sense—it is work done against the gravitational force. When there is work, there is a transformation of energy. The work done against the gravitational force goes into an important form of stored energy that we will explore in this sec