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Sahay Sir > Question Answers > MTG NEET Physics > Part 1 > Chapter 9 - Rotation > A homogeneous disc with a radius r = 0.4 m and mass 5 kg rotates around an axis passing through its centre. The relation between angular velocity of the disc and time is given by w = a + bt where b = 4 rads^2. Find the tangential force applied to the rim of the disc.

A homogeneous disc with a radius r = 0.4 m and mass 5 kg rotates around an axis passing through its centre. The relation between angular velocity of the disc and time is given by w = a + bt where b = 4 rads^2. Find the tangential force applied to the rim of the disc.

1) is: A force of -F k acts on O the origin of the coordinate system. The torque about the point (1