Question

A horizontal disc is freely rotating about a vertical axis passing through its centre at the rate of 124 rpm.A bob of wax of mass 50 gm falls on it at a distance 10 cm from the axis.If the resulting frequency is 75 rpm the initial moment of inertia of the disc is
(a)7500 gm cm^2
(b)750 gm cm^2
(c)705 gm cm^2
(d)570 gm cm^2​

Answer 1

Answer:

connective tissue acts as a waterproof membrane true or false

Answer 2

Explanation:

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