An 8.10 kilogram box of mass is kept at a height of 0.99 meters above ground level. What is the potential energy of the box?
(given g = 9.8 meters/second2)
A. 68 joules
B. 79 joules
C. 81 joules
D. 99 joules
E. 1.0 × 102 joules

Question

An 8.10 kilogram box of mass is kept at a height of 0.99 meters above ground level. What is the potential energy of the box?
(given g = 9.8 meters/second2)
 A. 68 joules
 B. 79 joules
 C. 81 joules
 D. 99 joules
 E. 1.0 × 102 joules

anonymous · Answer

Ok this is fairly simple.. You are dealing with gravitational Potential energy here.. what is the expression for it?

anonymous · Answer

PE= mass*g*height
8.10*9.8*.99=78.5862