A Record Turntable Rotates Through 5

question 104

Multiple Choice

A record turntable rotates through 5.0 rad in 2.8 s as it is accelerated uniformly from rest.What is the angular velocity at the end of that time?

• A)0.60 rad/s
• B)0.90 rad/s
• C)1.8 rad/s
• D)3.6 rad/s
• E)14 rad/s

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Definitions:

Auditory Nerve

The cranial nerve that transmits sound information from the cochlea of the inner ear to the brain, essential for hearing.

Basilar Membrane

A crucial structure in the cochlea of the inner ear, responsible for translating sound vibrations into neural signals by the movement of its hair cells.

Basilar Membrane

A core component of the cochlea in the inner ear, playing a critical role in the sense of hearing by vibrating in response to sound.

Pinna

The visible part of the ear that is outside the head, responsible for collecting sound waves and funneling them into the ear canal.