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gc textbook chapter 8 Rotational Motion (id: ad34f18de)

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Post time 2025-2-18 20:00:22 | Show all posts |Read mode
本题目来源于试卷: gc textbook chapter 8 Rotational Motion,类别为 unclassified

[填空题]
A sphere of radius 20.0jeq zf/b5qrhx.0 virz 03d 8n. cm and mass 1.80 kg sdu ik2 o bzpnxix2(6*;k 9wbknq3v x.4tarts from rest and rolls without slipping down a 30.0db( nbx;ik x3z9upw4iq2nk*. 6xovk2 $^{\circ} $ incline that is 10.0 m long.
(a) Calculate its translational and rotational speeds when it reaches the bottom. $v_{CM}$ =    $\omega$ =    $rad/s$
(b) What is the ratio of translational to rotational KE at the bottom?    Avoid putting in numbers until the end so you can answer:
(c) do your answers in (a) and (b) depend on the radius of the sphere or its mass?




参考答案:
空格1: 8.37±2%空格2: 41.8±2%空格3: 2.5±2%


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