Diamond Has an Index of Refraction of 2

question 86

Multiple Choice

Diamond has an index of refraction of 2.419. What is the critical angle for internal reflection inside a diamond that is in air?

• A) 48.8°
• B) 131°
• C) 24.4°
• D) 155°

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Definitions:

Market Share

The portion of a market controlled by a particular company, measured by the volume or value of its sales compared to the total market.

Four-firm Concentration Ratio

The Four-firm Concentration Ratio measures the market share of the four largest firms within an industry, indicating the level of competition or market concentration.

Herfindahl Index

A measure of market concentration that squares the market share of each firm within an industry to estimate the industry's competitive landscape.

Big Three

A term typically used to refer to the three dominant firms in a specific industry or sector, often used to describe the top auto manufacturers in the United States.