Register
Calculate the potential energy of 20kg object sitting on a 8meter ledge
218k views
1 vote
Calculate the potential energy of 20kg object sitting on a 8meter ledge

User Kevmitch
by
3.2k points

2 Answers

3 votes

Answer:

Potential energy = m × g × h

m = 20 kg

acceleration due to gravity = 9. 8 m/ s 2

height ( h ) = 8

= 20 × 9.8 × 8

= 1568

:. potential energy = 1568 Joule

User Latanya
by
3.6k points
14 votes

Answer:

potential energy=mgh (weight × height)

m=20kg

g=9.8m/s2

h=8

20×9.8×8=1568

The potential energy is 1568J

User Vladiki
by
2.8k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

3.4m questions

4.3m answers

Other Questions

A car is moving 14.4 m/s when it hits the brakes. It slow from 78.8 m, which take 9.92s. It then accelerates at 1.83 m/s 2 for 4.50 s. What is the total displacement?
A charge Q is uniformly spread over one surface of a very large nonconducting square elastic sheet having sides of length d. At a point P that is 1.25 cm outside the sheet, the magnitude of the electric
ou are unloading a refrigerator from a delivery van. The ramp on the van is 5.0 m long, and its top end is 1.4 m above the ground. As the refrigerator moves down the ramp, you are on the down side of the
A 0.260 kg potato is tied to a string with length 2.50 m, and the other end of the string is tied to a rigid support. The potato is held straight out horizontally from the point of support, with the string
What atom accounts for 91% of all the sun's atoms
Link Copied!