Two Particles,A and B,are in Uniform Circular Motion About a Common

Multiple Choice

Two particles,A and B,are in uniform circular motion about a common center.The acceleration of particle A is 4.7 times that of particle B.Particle B takes 2.4 times as long for a rotation as particle A.The ratio of the radius of the motion of particle A to that of particle B is closest to:

A) 0.82
B) 2.0
C) 3.8
D) 0.51
E) 11