Two circular discs have masses in the ratio of 1:2 and diameters in the ratio of 2:1. The ratio of their MOI about similar axes is__
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One projectile moving with velocity v in space gets burst into two parts of masses in the ratio 1:3. The smaller part becomes stationary. The velocity of the other part is__.
Two bodies have their MOI I and 2I respectively about their axis of rotation. If their KE of rotation are equal, their angular velocity will be in the ratio of__
A ring and a circular disc of different materials have equal masses and equal radii. Which one will have a larger MOI about an axis passing through its center of mass and perpendicular to its plane?