An Object of Mass 1 G Is Whirled in a Horizontal

question 3

Multiple Choice

An object of mass 1 g is whirled in a horizontal circle of radius 0.5 m at a constant speed of 2 m/s. The work done on the object during one revolution is:

• A) 0
• B) 1 J
• C) 2 J
• D) 4 J
• E) 16 J

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Definitions:

False Assurance

Giving someone confidence or hope based on promises or assurances that are not guaranteed or may not be true.

Reassuring

Providing comfort or support to someone, often to alleviate doubts or fears.

Parroting

The act of mindlessly repeating what someone else has said without understanding or thought.

Humor

The quality of being amusing or entertaining, often used as a coping mechanism, social tool, or therapeutic method to ease tensions and foster relationships.