A 60° Prism Has a Refractive Index of 1

question 80

Multiple Choice

A 60° prism has a refractive index of 1.64 for blue light and 1.61 for red light. Calculate the difference in the angle of emergence from the opposite face of the prism for a beam of red light and a beam of blue light that are both incident at an angle of 60⁰.

• A) 0.4°
• B) 0.0°
• C) 1.3°
• D) 3.9°
• E) 2.7°

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Definitions:

First Century

The period from 1 AD to 100 AD, marking the beginning of the Common Era and notable for the spread of the Roman Empire and the early development of Christianity.

Fifth Century

The time period from the year 401 to 500 AD, noted for significant transitions in the Roman Empire and the spread of Christianity.

Mid-Third Century

The period roughly from 250 to 260 AD, part of the classical era of history.

Prefiguration of Christ

The interpretation of events, persons, or symbols in the Old Testament as foreshadowing or anticipating Christ's life and work.