A 450-Kg Wheel That Is 34

question 1

Multiple Choice

A 4.50-kg wheel that is 34.5 cm in diameter rotates through an angle of 13.8 rad as it slows down uniformly from 22.0 rad/s to 13.5 rad/s.What is the magnitude of the angular acceleration of the wheel?

• A) 0.616 rad/s²
• B) 5.45 rad/s²
• C) 111 rad/s²
• D) 22.5 rad/s²
• E) 10.9 rad/s²

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Definitions:

Otosclerosis

A disorder of the middle ear that causes hearing loss due to abnormal bone growth around the stapes bone, which can immobilize it and prevent sound from entering the inner ear.

Pruritus

The medical term for itching, a symptom that can result from various conditions and cause a desire to scratch.

Jaeger Chart

A chart used in eye examinations consisting of texts of various sizes to test near vision acuity.

Hyperopia

A vision condition also known as farsightedness, where distant objects are seen more clearly than close ones.