A Long String Is Constructed by Joining the Ends of Two

question 16

Multiple Choice

A long string is constructed by joining the ends of two shorter strings.The tension in the strings is the same but string I has 4 times the linear mass density of string II.When a sinusoidal wave passes from string I to string II:

• A)the frequency decreases by a factor of 4
• B)the frequency decreases by a factor of 2
• C)the wavelength decreases by a factor of 4
• D)the wavelength decreases by a factor of 2
• E)the wavelength increases by a factor of 2

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Definitions:

Pulmonary Respiration

The process of exchanging oxygen and carbon dioxide between the lungs and the environment; also known as breathing.

Pulmonary Ventilation

The process of moving air in and out of the lungs, facilitating gas exchange with the external environment.

Transport of Respiratory Gases

The process by which oxygen is carried to body cells and carbon dioxide is carried away from them, primarily involving hemoglobin in the blood.

Residual Volume

The amount of air remaining in the lungs after a forceful exhalation, ensuring continuous gas exchange.