A 400 Kg Solid Sphere of Radius 5

Multiple Choice

A 4.00 kg solid sphere of radius 5.00 cm starts from rest and rolls without slipping down a 30.0 degree incline. If the length of the incline is 50.0 cm, then the velocity of the center of mass of the solid sphere at the bottom of the incline is

A) 1.69 m/s.
B) 1.87 m/s.
C) 2.33 m/s.
D) 2.75 m/s.
E) 3.22 m/s.