A String,0

question 6

Multiple Choice

A string,0.26 m long,vibrating in the n = 6 harmonic,excites an open pipe,0.88 m long,into second overtone resonance.The speed of sound in air is 345 m/s.The common resonant frequency of the string and the pipe,in SI units,is closest to:

• A)590
• B)390
• C)490
• D)690
• E)760

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Definitions:

Significance Level

A threshold for determining the probability of rejecting the null hypothesis in a statistical test, typically set before the data is collected.

Sample Data

A subset of data collected from a larger population, used for statistical analysis.

P-value

The likelihood of achieving outcomes in a test that are at least as significant as the observed results, assuming the null hypothesis is true.

Confidence Interval

A span of numbers, obtained through statistical methods, expected to encompass the actual value of an unspecified population parameter.