The Wavelengths of the Sounds Produced by Two Horns Are

question 11

Multiple Choice

The wavelengths of the sounds produced by two horns are 6.0 m and 7.0 m,respectively.What beat frequency is heard when the horns are sounded on a day when the speed of sound is 340 m/s?

• A)5 Hz
• B)6 Hz
• C)7 Hz
• D)8 Hz

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