A flywheel of radius 20 cm starts form rest and has a constant angular acceleration of 60 rad s-2. Choose the correct option(s).

Q: A flywheel of radius 20 cm starts form rest and has a constant angular acceleration of 60 rad s-2. Choose the correct option(s).

(a) The magnitude of net linear acceleration of a point on the rim after 0.15 s is 20.0 ms-2

(b) The magnitude of net linear acceleration of a point on the rim after 0.15 s is 40.4 ms-2

(c) The number of revolutions completed in 0.25 s is 0.6

(d) The number of revolution completed is 0.25 is 0.3

Ans: (a) , (d)