A Thin Hoop with a Radius of 10 Cm and a Mass

question 50

Multiple Choice

A thin hoop with a radius of 10 cm and a mass of 3.0 kg is rotating about its center with an angular speed of 3.5 rad/s. What is its kinetic energy?

• A)0.18 J
• B)0.092 J
• C)0.96 J
• D)1.05 J
• E)0.53 J

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Definitions:

Real Attitude Change

Real attitude change refers to a genuine shift in a person's beliefs, feelings, or positions on a particular issue, resulting from persuasion, new information, or reevaluation of existing information.

Counterinfluence

Methods or strategies used to combat or reduce the effect of influence attempts by others.

Assertiveness

The quality of being self-assured and confident without being aggressive, in order to express one's opinions and needs directly.

Determination

A quality of persistently pursuing one's goals despite challenges.