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

question 91

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

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Definitions:

Increased Arousal

A state marked by heightened physiological and psychological activity, often as a response to a stimulus or stress.

Anxiety

Anxiety is a feeling of fear, dread, and uneasiness that may occur as a reaction to stress, often characterized by physical symptoms like increased heart rate.

Guilt

A cognitive or emotional experience that occurs when a person believes or realizes—accurately or not—that they have compromised their own standards of conduct or violated a moral standard.

Acute Stress Disorder

A psychological condition that occurs in response to a traumatic event, characterized by a range of symptoms including anxiety, detachment, and other dissociative symptoms.