A Grinding Wheel Has a Mass of 250 Kg and Moment

question 8

Multiple Choice

A grinding wheel has a mass of 250 kg and moment of inertia of 500 kg m². A torque of 100 N•m is applied to the grinding wheel. If the wheel starts from rest, what is the angular momentum of the wheel after 5.0 seconds?

• A) 650 kg m²/s
• B) 500 kg m²/s
• C) 450 kg m²/s
• D) 300 kg m²/s
• E) 250 kg m²/s

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