Thin Films: a Thin Layer of Oil (N = 1

question 44

Multiple Choice

Thin films: A thin layer of oil (n = 1.25) is on top of a puddle of water (n = 1.33) . If normally incident 500-nm light is strongly reflected, what is the minimum nonzero thickness of the oil layer?

• A) 200 nm
• B) 250 nm
• C) 100 nm
• D) 400 nm
• E) 150 nm

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Definitions:

Stimuli

External or internal events that elicit a response from the sensory system or the organism as a whole.

Interpretations

The act of explaining or understanding the meaning of something, often applied to data, texts, or artworks.

Cognitive Appraisal

The process by which an individual evaluates and interprets a situation or stimulus to determine its significance for his or her well-being.

Zajonc

A psychologist known for his work in social and cognitive processes and specifically for his theories on social facilitation and the mere exposure effect.