A wheel has a speed of 1200 revolutions per minute and is made to slow down at a rate of 4 radians/s2. The number of revolutions it makes before coming to rest is

Q: A wheel has a speed of 1200 revolutions per minute and is made to slow down at a rate of 4 radians/s2 . The number of revolutions it makes before coming to rest is

(a) 143

(b) 272

(c) 314

(d) 722

Ans: (c)