The Formula $T = 2 \pi \sqrt { \frac { L } { 32 } }$

question 59

Multiple Choice

The formula $T = 2 \pi \sqrt { \frac { L } { 32 } }$ represents the period of a pendulum T (in seconds) , L - the length of the pendulum (in feet) . Solve the formula for L if T = 39.4384 sec, π = 3.14.

• A)78.8768 feet
• B)100.48 feet
• C)128 feet
• D)32 feet

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Definitions:

Endolymph

Endolymph is a fluid within the inner ear that fills the cochlear duct and vestibular system, essential for hearing and maintaining balance.

Perilymph

The fluid that is found within the inner ear's bony labyrinth, surrounding and protecting the membranous labyrinth.

Eardrum

A thin membrane that separates the external ear from the middle ear, vibrating in response to sound waves.

Tympanic Membrane

A thin, cone-shaped membrane that separates the external ear from the middle ear and vibrates in response to sound waves.