If You Were to Quadruple the Speed of a Wave

question 59

Multiple Choice

If you were to quadruple the speed of a wave on a string while keeping the frequency and amplitude of the wave constant,the rate at which energy is delivered by the wave would

• A)double.
• B)quadruple.
• C)be reduced 50%.
• D)be reduced to 25% of its previous value.
• E)be unchanged.

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Definitions:

P-Value

The probability of observing a test statistic as extreme as, or more extreme than, the observed value under the assumption that the null hypothesis is true.

Kruskal-Wallis Test

A nonparametric statistical test that assesses whether there are statistically significant differences between two or more groups of an independent variable on a continuous or ordinal dependent variable.

Kruskal-Wallis H Test

A nonparametric statistical test designed to assess whether there's a significant difference between two or more groups related to an independent variable, with respect to a continuous or ordinal dependent variable.

Heart Rate

The number of times the heart beats per minute, a vital sign used to assess the general physical health of an individual.