Question

A gummy bag that weights 20 kg is raised to a height h .find the height if the potential energy at h is 1500 joule.

Answer 1

PE =mgh
1500=20×10×h
h=1500÷(20×10)
h= 7.5 m

Answer 2

Answer:

7•5

Explanation:

pe=1500

m=20

g=10

pe=mgh

1500=20×10×h

h=1500÷20×10

h=1500÷30

h=7•5