A String 2

question 149

Multiple Choice

A string 2.0 m long has a mass of 2.4  10^-2 kg. When fixed at both ends, it vibrates with a fundamental frequency of 150 Hz. The frequency of the third harmonic of this fundamental is

• A) 50 Hz.
• B) 75 Hz.
• C) 0.15 kHz.
• D) 0.45 kHz.
• E) 1.1 kHz.

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Definitions:

Regression Line

In statistics, a line that best fits a set of data points, reflecting the relationship between an independent variable and a dependent variable.

Correlation

An association between two variables.

Scatterplot

A type of graph in statistics used to display values for typically two variables for a set of data.

Standard Deviation

A measure of the amount of variation or dispersion of a set of values, indicating how much the values differ from the mean.