The Light Intensity 10 M from a Point Source Is

question 58

Multiple Choice

The light intensity 10 m from a point source is 1000 W/m².The intensity 100 m from the same source is:

• A)1000 W/m²
• B)100 W/m²
• C)10 W/m²
• D)1 W/m²
• E)0.1 W/m²

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Definitions:

Perceptual Adaptation

Perceptual adaptation refers to the ability of the human brain to adjust to changes in sensory input, allowing for normal perception in spite of alterations or impairments.

Interposition

A visual cue in depth perception that occurs when one object partially blocks or covers another, indicating that the former is closer to the viewer.

Closure

The psychological phenomenon of seeking a sense of completion or resolution to an emotional or cognitive matter.

Perceptual Constancy

The psychological tendency to perceive the size, shape, color, and brightness of an object as constant even when the stimuli changes.