A Sinusoidal Wave Is Generated by Moving the End of a String

question 71

Multiple Choice

A sinusoidal wave is generated by moving the end of a string up and down periodically.The generator must supply the greatest power when the end of the string:

• A)has its greatest acceleration
• B)has its greatest displacement
• C)has half its greatest displacement
• D)has one fourth its greatest displacement
• E)has its least displacement

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Definitions:

Dependent Variables

In statistics and experiment design, these are the variables being tested and measured, expected to change as a result of manipulations to the independent variables.

Independent Variables

Variables in an experiment or study that are manipulated or categorized to observe their effect on dependent variables.

Coefficient of Multiple Correlation

A measure used in multiple regression analyses to assess the strength of the relationship between multiple independent variables and a single dependent variable.

Partial-Regression Coefficient

A measure in multiple regression that represents the change in the dependent variable for a one-unit change in a specific explanatory variable, holding all other explanatory variables constant.