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In the figure, the block on the smooth t...

In the figure, the block on the smooth table is set into motion in a circular orbit of radius r around the centre hole. The hanging mass is identicalm to the mass on the table and remains in equilibrium. Neglect friction. The string connecting the two blocks is massless and inextensible. Select the correct alternatives.

A

The angular speed `omega` of the block in its circular motion is `sqrt((g)/(r))`

B

Kinetic energy as function of r is given by `(mgr)/(2)`

C

Angular momentum about the hole is conserved

D

The block on table is in equilibrium

Text Solution

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The correct Answer is:
A, B, C
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