Two Spheres,one with the Center Core Up to R =

question 49

Multiple Choice

Two spheres,one with the center core up to r = R/2 hollow and the other solid,have the same mass M and same outer radius R.If they are both rolling at the same linear speed,which one has the greater kinetic energy?

• A)The both have the same kinetic energy.
• B)The hollow one has the greater kinetic energy.
• C)The solid one has the greater kinetic energy.
• D)More information is needed to choose an answer.