A 1024 Hz Tuning Fork Is Used to Obtain a Series

question 61

Multiple Choice

A 1024 Hz tuning fork is used to obtain a series of resonance levels in a gas column of variable length, with one end closed and the other open. The length of the column changes by 20 cm from resonance to resonance. From this data, the speed of sound in this gas is:

• A) 20 cm/s
• B) 51 cm/s
• C) 102 cm/s
• D) 205 cm/s
• E) 410 cm/s

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Definitions:

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