Rotational Kinetic Energy: at Any Angular Speed, a Certain Uniform

question 43

Multiple Choice

Rotational kinetic energy: At any angular speed, a certain uniform solid sphere of diameter D has half as much rotational kinetic energy as a certain uniform thin-walled hollow sphere of the same diameter when both are spinning about an axis through their centers. If the mass of the solid sphere is M, the mass of the hollow sphere is

• A) 3/5 M.
• B) 5/3 M.
• C) 5/6 M.
• D) 6/5 M.
• E) 2 M.

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Definitions:

Aversion Therapy

A form of psychological treatment in which an undesirable behavior is paired with an unpleasant stimulus to reduce the frequency of the behavior.

Classical Conditioning

A learning process that occurs when two stimuli are repeatedly paired; a response that is at first elicited by the second stimulus is eventually elicited by the first stimulus alone.

Unpleasant Stimuli

Refers to any external factors or conditions that are disagreeable or discomforting to an individual.

Desensitization

A process in which an individual is gradually exposed to a feared object or context, diminishing their emotional response to it.