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

---

Definitions:

Skeletal Muscles

Muscles attached to the bones that are responsible for voluntary movements.

Prefrontal Area

A region at the front of the brain's frontal lobes, critical in regulating complex cognitive, emotional, and behavioral functioning.

Smooth Muscle

A type of muscle found in the walls of hollow organs like the intestines and blood vessels, controlling involuntary movements.

Descending Pathway

Neural pathways that travel down the spinal cord and control the transmission of signals from the brain to the body.