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

question 10

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 N∙m
• B)(-18 N∙m)
• C)(+24 N∙m)
• D)(-144 N∙m)
• E)(+144 N∙m)

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