Suppose the Maximum Speed of a String Carrying a Sinusoidal

question 21

Multiple Choice

Suppose the maximum speed of a string carrying a sinusoidal wave is v_s.When the displacement of a point on the string is half its maximum, the speed of the point is:

• A)v_s/2
• B)2v_s
• C)v_s/4
• D)3v_s/4
• E)v_s/2

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Definitions:

Symmetric

A characteristic of an object or distribution in which it is identical in size, form, and arrangement on both sides of a dividing line or plane.

First Quartile

The middle number between the smallest number and the median of the dataset, dividing the data set into lower 25% and upper 75%.

Percentile

A measure that indicates the value below which a given percentage of observations in a group falls.

10th Percentile

A value below which 10 percent of the data falls.