A Mass M₁ Is Connected by a Light String That

question 28

Multiple Choice

A mass m₁ is connected by a light string that passes over a pulley of mass M to a mass m₂ sliding on a frictionless horizontal surface as shown in the figure.There is no slippage between the string and the pulley.The pulley has a radius of 25.0 cm and a moment of inertia of 1/2 MR².If m₁ is 4.00 kg,m₂ is 4.00 kg,and M is 4.00 kg,then what is the tension in the string attached to m₂?

• A) 10.4 N
• B) 12.6 N
• C) 15.7 N
• D) 17.6 N
• E) 19.8 N

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