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

question 58

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.At the end of 2.0 s its angular momentum about the origin is:

• A)0 kg∙m²/s
• B)(-36 kg∙m²/s)
• C)(+48 kg∙m²/s)
• D)(-96 kg∙m²/s)
• E)(+96 kg∙m²/s)

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