Chapter 5 - Work and Energy - Learning Path Questions and Exercises - Exercises - Page 176: 38

a). Option (4) is correct. With the given information, only the difference between the two heights can be determined, because Potential Energy is not an absolute quantity, it is relative. and depends on the reference level. b). Since the potential energy has decreased, we can infer that the object has been brought to lower elevation from a higher elevation.

a). Option (4) is correct. With the given information, only the difference between the two heights can be determined, because Potential Energy is not an absolute quantity, it is relative. and depends on the reference level. b). Since the potential energy has decreased, we can infer that the object has been brought to lower elevation from a higher elevation.