In Young's Double-Slit Experiment a Laser Beam Is Aimed at an Opaque

question 30

Multiple Choice

In Young's double-slit experiment a laser beam is aimed at an opaque screen containing two long narrow slits that are very close together.The interference pattern in the form of equally spaced dark and bright lines,called interference fringes,is observed on a viewing screen.When the viewing screen is moved closer to the double slit,the interference fringes

• A)get brighter.
• B)get brighter and also get closer.
• C)get brighter and also get farther apart.
• D)get out of focus.
• E)disappear.

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Definitions:

Cognitive Evaluation

The process of assessing, analyzing, and forming judgments about one's thoughts or mental processes.

Emotional Experience

The complex feelings and perceptions resulting from both physiological reactions and cognitive interpretations related to a stimulus.

Arousing Stimuli

External cues or signals that trigger physiological or psychological arousal, often leading to increased attention or alertness.

Overt Behavior

Observable actions or responses of an individual, which can be directly seen and recorded by others.