Two Pure Tones Are Sounded Together and a Particular Beat

question 38

Multiple Choice

Two pure tones are sounded together and a particular beat frequency is heard.What happens to the beat frequency if the frequency of one of the tones is increased?

• A) It increases.
• B) It decreases.
• C) It does not change.
• D) It becomes zero.
• E) We cannot tell from the information given.

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Definitions:

Preferred Stock

A class of ownership in a corporation with a stated dividend that must be paid before dividends to common stockholders.

Treasury Stock

Shares that were once part of the outstanding shares of a company but were bought back and held in the company's treasury.

U.S. Treasury Department

The federal department responsible for managing government revenue, producing money, and formulating fiscal policy in the United States.

Outstanding Shares

The total number of shares of a corporation's stock that are currently owned by all its shareholders, including share blocks held by institutional investors and restricted shares.