A 20-Kg Block Starts from Rest on the Positive X Axis

question 13

Multiple Choice

A 2.0-kg block starts from rest on the positive x axis 3.0 m from the origin and thereafter has an acceleration given by in m/s². The torque, relative to the origin, acting on it at the end of 2.0 s is:

• A) 0
• B) (-18 N . m)
• C) (+24 N.m)
• D) (-144 N. m)
• E) (+144 N. m)

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