Question

The work done by a body while covering a vertical height of 5m is 50 kJ. By how much amount has the energy of the body changed?

• A. 50 kJ
• B. -50 kJ
• C. 25 kJ
• D. 10 kJ

Answer 1

Answer:

A. 50 kJ

by the work-energy theorem, we can say that the total change in energy is equal to the total work done.