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16-03-2017
Physics

Answered

An athlete stretches a spring an extra 28.6 cm beyond its initial length. how much energy has he transferred to the spring, if the spring constant is 52.9 n/cm?

Verified Answer :

Anonymous Anonymous

16-03-2017

PE = 0.5 × k × x²

PE potential Energy
k spring constant
x stretch/compression of the spring

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