A Solid Sphere of Mass 2 $\degree$ It Rolls to the Bottom Without Slipping

question 44

Multiple Choice

A solid sphere of mass 2.5 kg and radius 0.12 m is at rest at the top of a ramp inclined 15 $\degree$ . It rolls to the bottom without slipping. The upper end of the ramp is 1.2 m higher than the lower end. Find the sphere's total kinetic energy when it reaches the bottom.

• A) 70 J
• B) 47 J
• C) 29 J
• D) 8.8 J

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Definitions:

Hemispheres

The two halves of the brain, each specializing in different functions but working together to process information.

White Matter

Brain tissue composed of myelinated nerve fibers (axons) that connect different brain areas and transmit nerve impulses.

Basal Nuclei

Clusters of neurons located deep within the cerebral hemispheres, involved in the control of movement and coordination.

Lesions

Any damage or abnormal change in the tissue of an organism, usually caused by disease or trauma.