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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