What is the gravitational potential energy of a # 4 kg# object on a shelf # 3/4 m # high?

1 Answer
Mar 6, 2018

Answer:

#29.4 J#

Explanation:

considering the gravitational potential energy to be zero at the bottom of the shelf,we get the potential energy of the object to be #mgh=4*9.8*(3/4)=29.4J#