When Light Goes from a Material with a Lower Index

question 49

Multiple Choice

When light goes from a material with a lower index of refraction n₁ into a material with a higher index of refraction n₂ with an angle of incidence of 30.0°, which of the following is true?

• A) the angle of refraction is more than 30.0° and total internal reflection is not possible
• B) the angle of refraction is less than 30.0° and total internal reflection is not possible
• C) the angle of refraction is more than 30.0° and total internal reflection may occur
• D) the angle of refraction is less than 30.0° and total internal reflection may occur

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Definitions:

Bystander Effect

The tendency in social psychology for individuals to be less willing to provide aid to someone in distress if other people are also present.

Social Psychologists

Professionals who study how people's thoughts, behaviors, and feelings are influenced by the actual, imagined, or implied presence of others.

Social Traps

Situations in which a group or individual acts in a way that is beneficial in the short term but detrimental in the long term, often due to a failure to consider the wider consequences.

Intrinsically Rewarding

Valuable or fulfilling in itself, without requiring external reward or recognition.