A Hoop with Mass,M,and Radius,R,rolls Along a Level Surface Without

question 58

Multiple Choice

A hoop with mass,M,and radius,R,rolls along a level surface without slipping with a linear speed,v.What is the ratio of rotational to linear kinetic energy? (For a hoop,I = MR². )

• A)1/4
• B)1/2
• C)1/1
• D)2/5