A Mass (M₁ = 5

question 51

Multiple Choice

A mass (M₁ = 5.0 kg) is connected by a light cord to a mass (M₂ = 4.0 kg) which slides on a smooth surface, as shown in the figure. The pulley (radius = 0.20 m) rotates about a frictionless axle. The acceleration of M₂ is 3.5 m/s². What is the moment of inertia of the pulley?

• A) 0.29 kg⋅m²
• B) 0.42 kg⋅m²
• C) 0.20 kg⋅m²
• D) 0.62 kg⋅m²
• E) 0.60 kg⋅m²

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