Question

35.A disc of radius 2m is free to rotate in horizontal plane about a vertical axis passing through its centre. There is an insect of same mass as that of disc on it’s circumference. Initially system was in state of rest. Now insect starts to move with a speed 15 m/s relative to the disc on its periphery. The angular velocity of the disc is in SI unit
A.7.5
B.5
C.2.5
D.6

Answer 1

Answer:

A.7.5

Explanation:

35.A disc of radius 2m is free to rotate in horizontal plane about a vertical axis passing through its centre. There is an insect of same mass as that of disc on it’s circumference. Initially system was in state of rest. Now insect starts to move with a speed 15 m/s relative to the disc on its periphery. The angular velocity of the disc is in SI unit

Answer 2

Answer:

7.5

Explanation:

this is explanation