Question

3.
A uniform disc of radius 20 cm and mass 2 kg can rotate about a fixed axis through the centre and perpendicular
to its plane. A massless cord is round along the rim of the disc. If a uniform force of 2 newtons is applied
on the cord, tangential acceleration of a point on the rim of the disc will be :-
(A) 1 m/s2
(B) 2 m/s
(C) 3.2 m/s2
(D) 1.6 m/s
it The force that​

Answer 1

Option C is the right answer