A spring of length 1m has two cars connected to both of its ends. The two cars move towards eachother such that the spring is compressed to 0.5m. If the spring constant is 500 N/m, what is the elastic potential energy stored? a) 125 J b) -125 J c) 62.5 J d) -62.5 J
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A spring of length 1m has two cars connected to both of its ends. The two cars move towards eachother such that the spring is compressed to 0.5m. If the spring constant is 500 N/m, what is the elastic potential energy stored?
a) 125 J
b) -125 J
c) 62.5 J
d) -62.5 J
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