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A 2 kg hammer is 0.4 m above the ground. What is its PE?
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17 votes
17 votes
A 2 kg hammer is 0.4 m above the ground. What is its PE?

User Sisko
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18 votes
18 votes
pE= mgh

m=2 kg
g=9.8 m/s^2 (acceleration due to gravity)
h=0.4 m

pE=(2)(9.8)(0.4) = 7.84 Joules
User Hba
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