As a 20-Kg Block Travels Around a 0

question 53

Multiple Choice

As a 2.0-kg block travels around a 0.50-m radius circle with an angular speed of 12 rad/s. The circle is parallel to the xy plane and is centered on the z axis, 0.75 m from the origin. The component in the xy plane of the angular momentum around the origin has magnitude:

• A) 0
• B) 6.0 kg . m²/s
• C) 9.0 kg. m²/s
• D) 11 kg .m²/s
• E) 14 kg .m²/s

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Definitions:

Coefficient of Correlation

A numerical measure that captures the direction and degree of a linear relationship between two variables.

Relationship

A connection, association, or involvement between two or more individuals, which can be social, romantic, professional, or familial.

Falsifiability

A principle that for a theory to be considered scientific, it must be able to be proven false under potential observations or experiments.

Hypothesis

A proposed explanation made on the basis of limited evidence as a starting point for further investigation.