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How much potential energy does a 40-N medicine ball gain when it is lifted 5 m? Select one: a. 20 J b. 100 J c. 200 J d. 1,000 J
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5 votes
How much potential energy does a 40-N medicine ball gain when it is lifted 5 m? Select one:

a. 20 J
b. 100 J
c. 200 J
d. 1,000 J

User TimK
by
7.8k points

1 Answer

2 votes
PE = mgh

Where m= mass, g = acceleration due to gravity, h = height

But here: mg = weight = 40N, h = 5m

PE = (mg)*h = 40 * 5 = 200 J C.

User Reckface
by
8.1k points
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