A wheel consists of 20 thin spokes, each with mass 0.075 k g , attached to a rim

Question

A wheel consists of 20 thin spokes, each with mass 0.075kg , attached to a rim of mass 4.5kg and radius 0.75m . Part A Find its rotational inertia. Express your answer to two significant figures and include the appropriate units. I = SubmitMy AnswersGive Up A wheel consists of 20 thin spokes, each with mass 0.075kg , attached to a rim of mass 4.5kg and radius 0.75m . A wheel consists of 20 thin spokes, each with mass 0.075kg , attached to a rim of mass 4.5kg and radius 0.75m . A wheel consists of 20 thin spokes, each with mass 0.075kg , attached to a rim of mass 4.5kg and radius 0.75m . A wheel consists of 20 thin spokes, each with mass 0.075kg , attached to a rim of mass 4.5kg and radius 0.75m . Part A Find its rotational inertia. Express your answer to two significant figures and include the appropriate units. I = SubmitMy AnswersGive Up Part A Find its rotational inertia. Express your answer to two significant figures and include the appropriate units. I = SubmitMy AnswersGive Up Part A Find its rotational inertia. Express your answer to two significant figures and include the appropriate units. I = SubmitMy AnswersGive Up Part A Find its rotational inertia. Express your answer to two significant figures and include the appropriate units. I = SubmitMy AnswersGive Up Part A Find its rotational inertia. Express your answer to two significant figures and include the appropriate units. I = SubmitMy AnswersGive Up Part A Find its rotational inertia. Express your answer to two significant figures and include the appropriate units. I = SubmitMy AnswersGive Up I = I = SubmitMy AnswersGive Up A wheel consists of 20 thin spokes, each with mass 0.075kg , attached to a rim of mass 4.5kg and radius 0.75m . Part A Find its rotational inertia. Express your answer to two significant figures and include the appropriate units. I = SubmitMy AnswersGive Up

Explanation / Answer

I spokes = 20 * (mL^2)/3 = 20 * (0.075* 0.75^2) / 3 = 9/32

I rim = mr^2 = 4.5 * 0.75^2 = 81/32

I = 9/32 + 81/32 = 45/16 = 2.8125 kg-m^2

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