A 20-G String That Is 0

question 85

Multiple Choice

A 2.0-g string that is 0.67 m long is under tension.The string vibrates at 700 Hz tone in its third harmonic,and this vibration causes a sound wave.What is the wavelength of the sound? The speed of sound in air is 344 m/s.

• A)0.49
• B)0.55
• C)0.61
• D)0.67
• E)0.45

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