Speed of Sound: a Pipe That Is 20

question 55

Multiple Choice

Speed of sound: A pipe that is 20.0 m long and 10.0 cm in diameter contains olive oil. The density of the olive oil is 890 kg/m³ and the bulk modulus is 1.3 × 10⁹ Pa. A 3.4-Hz longitudinal wave is transmitted in the oil. How many milliseconds does it take for the wave to travel the length of the pipe in the oil?

• A) 17 ms
• B) 15 ms
• C) 14 ms
• D) 13 ms
• E) 12 ms

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