rotational-motion

Related Questions

• Two discs of the same material and thickness have radii 0.2 m and 0.6 m. Their moments of inertia about their axes will be in the ratio

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• A thin wire of length $l$ and mass $M$ is bent in the form of a semi-circle. What is its moment of inertia about an axis passing through the ends of the wire

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• The adjoining figure shows a disc of mass M and radius R lying in the X-Y plane with its centre on $X-$axis at a distance $a$ from the origin. Then the moment of inertia of the disc about the X-axis is

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• A rigid body is rotating with variable angular velocity $(a-bt)$ at any instant of time t. The total angle subtended by it before coming to rest will be (a and b are constants)

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• A flywheel gains a speed of 540 r.p.m. in 6 sec. Its angular acceleration will be

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