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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