Laser Light Passes Through a Circular Aperture

question 177

Multiple Choice

Laser light passes through a circular aperture. If the slit width is increased, the width of the central dark fringe will

• A) increase.
• B) decrease.
• C) oscillate.
• D) remain unchanged.
• E) There is not enough information to determine what will happen.

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Definitions:

Light Therapy

A treatment for seasonal affective disorder (SAD) and certain other conditions by exposure to artificial light.

Depression

A mood disorder characterized by persistent feelings of sadness, loss of interest, and a lack of energy or motivation.

Light Therapy

Treatment using exposure to specific wavelengths of light used to address disorders like seasonal affective disorder (SAD).

Depression

A mental health disorder characterized by persistently low mood, loss of interest in activities, and a range of other symptoms that inhibit daily functioning.