Lesson: Potential Energy
In this lesson, we will learn how to find potential energy and the change in it and use it to solve different problems.
Sample Question Videos
Worksheet: 23 Questions • 4 Videos
A body of mass 4 kg had a gravitational potential energy of 2,136.4 joules relative to the ground. Determine its height. Consider the acceleration due to gravity to be 9.8 m/s2.
A crane lifts a body of mass 132 kg to a height of 20 m. Find the increase in the body’s gravitational potential energy. Consider the acceleration due to gravity .
A body of mass 543 g is at a height of 22 m above the surface of the ground. Determine its gravitational potential energy relative to the ground, rounding your answer to two decimal places. Take .