Respuesta :

Answer:

129.25J

Explanation:

Workdone by gravity is given by mgh

Where m = mass

g = acceleration due to gravity and

h = height

Given m = 2.35kg

h = 5.5m

acceleration due to gravity g = 10m/s^2

Using mgh ,

We have 2.35 x 10 x 5.5

129.25J