A ramp is inclined at an angle of 28° with the horizontal. A spherical shell of radius 0.65 m and mass 1.5 kg rolls without slipping down the ramp. If its angular speed at the end is 28.8 rad/s, what is the value of l (distance traveled)?
a) 1.2 m
b) 1.8 m
c) 2.4 m
d) 3.0 m