A Mass (M₁ = 5

question 47

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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