The object as shown rolls without slipping (Problems 9-12). 9. What is H (in terms of M, I, R, vo, g)? 10. What is the change in the translational energy of the wheel (in terms of M, I, R, vo, g)? 11. What is the total work from the surroundings (in terms of M, I, R, vo, and g)? 12. What is the total change of angular momentum of the object (in terms of M, I, R, vo, and g)