Use the Figure on the Below to Answer the Next

question 50

Multiple Choice

Use the figure on the below to answer the next problem. A mass m = 0.5 kg is hung from a pulley with moment of inertia I = 0.20kg.m² and radius R = 10cm. There is friction in the pulley. The mass is dropped from rest, and after 2s it traveled 4m.
-What is the torque due to friction?

• A)0.5 N.m
• B)0.9 N.m
• C)2.9 N.m
• D)3.9 N.m
• E)4.5 N.m

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