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Physics, 25.02.2021 14:00 balla40

VERY IMPOOORTANT! Two spheres of masses m, m` impinge. If the collision is direct and v is their relative velocity before impact e is the coefficient of restitution. Prove that the loss of kinetic energy by impact is: $\frac{1}{2} \frac{mm`v^{2}(1-e^{2})}{m+m`}$

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