For Two Identical Rays of Light to Interfere Destructively,their Path

question 21

Multiple Choice

For two identical rays of light to interfere destructively,their path lengths

• A)must be equal.
• B)must differ by an odd number of half wavelengths.
• C)must differ by an even number of half wavelengths.
• D)must differ by an integral number of wavelengths.
• E)need not satisfy any of these conditions.

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Definitions:

Stereotype Threat

The risk of confirming negative stereotypes about one's group, which can impair performance in various domains.

Analogical Representations

Mental representations that have some of the physical characteristics of objects; they are analogous to the objects.

Symbolic Representations

Abstract mental representations that consist of words or ideas.

Stereotype Threat

The fear or anxiety of confirming a negative stereotype about one's social group, which can impair performance.