Two Masses Are Suspended by Cord That Passes Over a Pulley

question 10

Multiple Choice

Two masses are suspended by cord that passes over a pulley with negligible mass.The cord also has negligible mass.One of the masses,m₁,has a mass of 5.0 kg and the other mass,m₂,has a mass of 3.0 kg.The acceleration of m₁ is

• A) 3.3 m/s² upward.
• B) 3.3 m/s² downward.
• C) 2.5 m/s² upward.
• D) 2.5 m/s² downward.
• E) 1.1 m/s² upward.

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