Question

A particle B of mass 10g is shot vertically upward from a point O with velocity 10m/s. The horizontal plane containing O is the reference level of the gravitational potential energy .Neglect all air effects.
a) Calculate the mechanical energy of the system at O.
b) Calculate the mechanical energy of the system at the highest point A.
Interpret the result

Answer 1

1)0.5

2)0.5