A Ball of Radius R and Mass M Is Hung

question 7

Multiple Choice

A ball of radius r and mass m is hung using a light string of length L from a frictionless vertical wall. The normal force on the ball due to the wall is

• A) mgr/L
• D) mgL/r
• E) None of these is correct.

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Definitions:

ANOVA

Analysis of Variance, a statistical method used to compare the means of three or more samples to find differences.

Research Hypothesis

A statement predicting the relationship between variables in a study, opposing the null hypothesis.

ANOVA

Short for Analysis of Variance, a statistical method used to compare means of three or more samples.

Second Grouping Factor

A secondary variable used in an analysis to categorize or group data, allowing for comparisons across different levels of this variable.