One of the Harmonics of a Column of Air Open

question 10

Multiple Choice

One of the harmonics of a column of air open at both ends has a frequency of 448 Hz and the next higher harmonic has a frequency of 576 Hz. What is the fundamental frequency of the air column?

• A) 32 Hz
• B) 64 Hz
• C) 88 Hz
• D) 128 Hz
• E) 256 Hz

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Definitions:

Amino Acids

Amino acids are organic compounds that serve as the building blocks of proteins, containing both an amino group and a carboxyl group, essential in various metabolic processes.

Stomach Acids

The highly acidic gastric juices produced by the stomach's lining, primarily hydrochloric acid, which helps in the digestion of food and killing of ingested pathogens.

Salivary Amylase

An enzyme found in saliva that starts the digestion of starches into sugars while food is still in the mouth.

Lipids

A group of naturally occurring molecules that include fats, waxes, sterols, fat-soluble vitamins, and others, which are crucial for cell structure and metabolism.