A Pendulum Bob of Mass M Is Set into Motion $\theta$

question 106

Multiple Choice

A pendulum bob of mass m is set into motion in a circular path in a horizontal plane as shown in the figure.The square of the angular momentum of the bob about the vertical axis through the point P is

• A)m² gl³ sin⁴ \(\theta\)/cos \(\theta\)
• B)m² gl³ sin³ \(\theta\)/cos \(\theta\)
• C)m² gl³ sin² \(\theta\)/cos \(\theta\)
• D)m² gl³ sin \(\theta\)/cos \(\theta\)
• E)m² gl³ sin² \(\theta\)

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Definitions:

Test Statistic

A calculated value used in statistical hypothesis testing to compare against a critical value to decide whether to reject the null hypothesis.

T Value

A statistic calculated in a T-test that measures the size of the difference relative to the variation in your sample data.

Homogeneity-of-Variance

The assumption that different samples in a study have the same variance or variability, often checked before applying certain statistical tests.

T Test

A statistical test used to compare the means of two groups and determine if there are statistically significant differences between them.