Physics-
General
Easy
Question
Find the ratio of time periods of two identical springs if they are first joined in series & then in parallel & a mass m is suspended from them:
- 4
- 2
- 1
- 3
The correct answer is: 2
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Moment of inertia of a semicircular ring of radius R and mass M; about an axis passing through A and perpendicular to the plane of the paper is
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Moment of inertia of a thin semicircular disc (mass = M & radius = R) about an axis through point O and perpendicular to plane of disc, is given by:
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) between cube and table so that is will tip about an edge before it starts slipping?
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A uniform rod AB of length L and mass M is lying on a smooth table. A small particle of mass m strike the rod with a velocity v0 at point C a distance x from the centre O. The particle comes to rest after collision. The value of x, so that point A of the rod remains stationary just after collision, is:
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In an experiment with a beam balance on unknown mass m is balanced by two known mass m is balanced by two known masses of 16 kg and 4 kg as shown in figure.
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A sphere of mass M and radius R is attached by a light rod of length l to a point P. The sphere rolls without slipping on a circular track as shown. It is released from the horizontal position. the angular momentum of the system about P when the rod becomes vertical is
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A uniform sphere of radius R is placed on a rough horizontal surface and given a linear velocity v0 angular velocity w0 as shown. The sphere comes to rest after moving some distance to the right. It follows that:
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