silvaasarahh silvaasarahh
  • 03-12-2020
  • Physics
contestada

what is the potential energy of a 30kg rock that falls 15 meters

Respuesta :

Stephen46
Stephen46 Stephen46
  • 15-12-2020

Answer:

4500 J

Explanation:

The potential energy of a body can be found by using the formula

PE = mgh

where

m is the mass

h is the height

g is the acceleration due to gravity which is 10 m/s²

From the question we have

PE = 30 × 10 × 15

We have the final answer as

4500 J

Hope this helps you

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