Two Identical Disks, with Rotational Inertia I (= 1/2 MR²)

question 58

Multiple Choice

Two identical disks, with rotational inertia I (= 1/2 MR²) , roll without slipping across a horizontal floor and then up inclines.Disk A rolls up its incline without sliding.On the other hand, disk B rolls up a frictionless incline.Otherwise the inclines are identical.Disk A reaches a height 12 cm above the floor before rolling down again.Disk B reaches a height above the floor of:

• A)24 cm
• B)18 cm
• C)12 cm
• D)8 cm
• E)6 cm

---

Definitions:

Yom Kippur

A Jewish holy day observed with fasting and prayer, considered the Day of Atonement.

Digoxin

A medication used to treat heart conditions, such as atrial fibrillation and heart failure, by increasing the force of cardiac contractions.

Spiritual Distress

A state of suffering related to the impaired ability to experience and integrate meaning and purpose in life through connectedness with self, others, art, music, literature, nature, or a power greater than oneself.

Clergyman

A member of the clergy, an individual authorized to conduct religious worship and ceremonies.