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brukty
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two discs are located on the same axis the lower disc i1(8kgm^2is initialy rottating with angular velocity 4rad/sec and the
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Answers (1)
two discs are located on the same axis , the lower disc has inertia 8kg/m2 and it is intialy rotating with angular velocity of 4 rad/sec and the upper one has inertia 4kg/m2 is not rotating the upper disc then drops in to the lower disc and stic togther