A Beam of Light,traveling in Air,strikes a Plate of Transparent

question 13

Multiple Choice

A beam of light,traveling in air,strikes a plate of transparent material at an angle of incidence of 56.0°.It is observed that the reflected and refracted beams form an angle of 90.0°.What is the index of refraction of this material?

• A)1.40
• B)1.43
• C)1.44
• D)1.48

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Definitions:

Stockholders' Equity

The ownership stake of shareholders in a corporation, which is the value of the company's assets minus its liabilities.

Average Operating Assets

An indicator of how efficiently a company is using its assets to generate earnings during a period, calculated as the average of the beginning and ending values of the assets for the time period.

Minimum Required Rate Of Return

The lowest return on investment that an investor is willing to accept for a particular investment, often considering the risk involved.

Net Operating Income

The total profit of a business after operating expenses have been deducted, but before interest and taxes.