A 20 G String,0

question 8

Multiple Choice

A 2.0 g string,0.67 m long,is under tension.The string produces a 700 Hz tone when it vibrates in the third harmonic.The speed of sound in air is 344 m/s.The wavelength of the tone in air,in SI units,is closest to:

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

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