The Figures Show Standing Waves of Sound in Six Organ

question 42

Multiple Choice

The figures show standing waves of sound in six organ pipes of the same length.Each pipe has one end open and the other end closed.Note: some of the figures show situations that are not possible.

-Which one of the pipes is resonating in its third harmonic?

• A)1
• B)2
• C)3
• D)4

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Definitions:

Size Constancy

The perceptual phenomenon where the perceived size of an object remains constant, despite changes in its distance from the observer.

Perceived Distance

The subjective experience or estimation of how far an object is from the observer.

Linear Perspective

A technique in art and photography that creates the illusion of depth and distance by converging parallel lines at a single point on the horizon.

Convey Distance

The process of communicating or expressing the physical space or separation between objects or locations.