Light of Wavelength 627 Nm Is Incident on a Slit

question 40

Multiple Choice

Light of wavelength 627 nm is incident on a slit of width 0.51 mm,and a diffraction pattern is produced on a screen that is 1.9 m from the slit.What is the distance of the second dark fringe from the center of the bright fringe? (1 nm = 10−⁹ m)

• A) 0.23 cm
• B) 0.47 cm
• C) 0.92 cm
• D) 0.89 cm
• E) ​0.93 cm

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Definitions:

Central Route Persuasion

A method of persuasion that involves deeply processing the content of a message, leading to lasting attitude change.

Peripheral Route Persuasion

A method of persuasion that relies on cues outside of the message content itself, such as the attractiveness or credibility of the source.

Fundamental Attribution Error

The cognitive bias of overemphasizing personal characteristics and underestimating situational factors when explaining others' behaviors.

Cognitive Dissonance

The mental discomfort experienced by an individual who holds two or more contradictory beliefs, ideas, or values at the same time.