A Young's Double-Slit Apparatus Is Set Up

question 36

Multiple Choice

A Young's double-slit apparatus is set up.A screen is positioned 1.50 m from the double slits,and the spacing between the two slits is 0.0392 mm.The distance between alternating bright fringes is 1.48 cm.What is the light source wavelength? (1 nm = 10−⁹ m)

• A) 382 nm
• B) 383 nm
• C) 352 nm
• D) 387 nm
• E) ​318 nm

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Definitions:

Larger Goal

An overarching ambition or aim that guides a set of smaller objectives or tasks.

Ingroup Bias

The tendency to favor and extend better treatment to members of one's own group over those of other groups.

Outgroup Homogeneity

The perception that members of an outgroup are more similar to each other than they actually are, or more similar than members of the ingroup.

Uncertainty-Identity Theory

The theory that people join and identify with groups in order to reduce negative feelings of uncertainty about themselves and others.