Light Traveling in a Transparent Medium with an Index of Refraction

question 150

Multiple Choice

Light traveling in a transparent medium with an index of refraction n₁ is incident on a transparent boundary with a second transparent medium with an index n₂. Very little light is transmitted into the second medium. Which of the following statements must be true?

• A) n₁ equals n₂
• B) n1 is somewhat greater than n₂
• C) n₂ is somewhat greater than n₁
• D) n₂ is much greater than n₁
• E) Either index of refraction is much greater than the other.

---

Definitions:

Need for Achievement

A psychological trait that drives individuals to pursue and attain goals.

Efficiency

The ability to accomplish a task or goal with the minimal waste of time, effort, and resources.

Solve Problems

The process of finding solutions to difficult or complex issues.

Alderfer's ERG Theory

A motivational theory positing that there are three groups of core needs: existence, relatedness, and growth, which influence human behavior.