A 400 Cm Long Organ Pipe Is Filled with Air and and Is

question 44

Multiple Choice

A 40.0 cm long organ pipe is filled with air and is open at both ends. The speed of sound in air at 0°C is 331 m/s. If the temperature of the air decreases by 10°C, then what is the frequency of the fundamental mode?

• A) 394 Hz
• B) 406 Hz
• C) 462 Hz
• D) 506 Hz
• E) 544 Hz

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