A Baton Consists of a Nearly Massless Rod of Length

question 73

Multiple Choice

A baton consists of a nearly massless rod of length L and two spheres attached to the ends of the rod,whose masses are each M and whose centers are separated by L.The spheres have radius R.If the sphere radius R is negligible compared to the length L,what is the moment of inertia of the baton about an axis perpendicular to its length and passing through its center?

• A)2ML²
• B)ML²
• C)(1/2)ML²
• D)(1/4)ML²

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Definitions:

Depressed Spot

A concave area or indentation on a surface, which can be physical like on the skin or structural in other materials.

Retina

A layer at the back of the eyeball containing cells that are sensitive to light and that trigger nerve impulses that pass via the optic nerve to the brain, resulting in visual perception.

Fovea

A small depression in the retina of the eye where visual acuity is highest due to the concentration of cones.

Common Cause

A factor that simultaneously affects multiple variables, leading to an association between them.