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An object has a mass of 20 kg and is placed 2 m above the ground. What is its gravitational potential energy? (PEg)

Sagot :

Stephen46

Answer:

392 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 9.8 m/s²

From the question we have

PE = 20 × 9.8 × 2

We have the final answer as

392 J

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