C. A rocket moves from the velocity
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Elastic potential energy = 1/2 k * change of x^2
k- coefficient
x - change in length.
to increase energy 1.5 times you have to change x (compress) into
times (it's abot 1.22 or 22%)
k- coefficient
x - change in length.
to increase energy 1.5 times you have to change x (compress) into