The Speed of Sound in Air Is Dependent Upon the Air

question 48

Multiple Choice

The speed of sound in air is dependent upon the air temperature and other factors.The speed of sound increases from 334 m/s to 341 m/s between 8:00am and 11:00am.If a horn produces sound with wavelength 0.75 m at 8:00am,what would it produce at 11:00am?

• A) 73 cm
• B) 77 cm
• C) Not enough info given to solve.
• D) 75 cm

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