One of the Harmonics of a Column of Air in a Tube

question 31

Multiple Choice

One of the harmonics of a column of air in a tube that is 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 in this tube?

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

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Definitions:

Memory Response

Memory response refers to the immune system's ability to quickly recognize and react to previously encountered pathogens, providing faster and more effective protection.

Antibody Production

The process by which the immune system creates antibodies, which are proteins that counteract pathogens like bacteria and viruses.

Cytokines

Signaling molecules secreted by cells that have an effect on the behavior of cells, involved in immune responses, inflammation, and the healing process.

Cell-mediated Immune Response

The branch of the immune response that involves the activation of T-cells and the direct destruction of infected cells.