A 20-Kg Stone Is Tied to a 0

question 14

Multiple Choice

A 2.0-kg stone is tied to a 0.50 m long string and swung around a circle at a constant angular velocity 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 magnitude of the torque about the origin is:

• A) 0
• B) 6.0 N . m
• C) 14 N .m
• D) 72 N. m
• E) 108 N. m

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Definitions:

Crowing Sound

A sharp, harsh sound resembling the cry of a rooster, often associated with breathing difficulties.

Tidal Volume

The amount of air inhaled or exhaled during a normal breath at rest.

Abbreviation

A condensed version of a word or phrase used for space-saving or to avoid repeating.

Material

Substances or components from which things can be made or constructed.