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gc textbook chapter 8 Rotational Motion (id: 955812820)

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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 teenager pushes tangentially on4i3ciym kruj h82xu 32 h,y6vm a small )2j7ah1kfm zohand-driven merry-go-round and is able to accelerate it from rest to a frequency of 15 rpm in 10.0 s. Assume the merry-go-round is a uniform disk of radius 2.5 m and has a mass of 760 kg, and two children (each with a mass of 25 kg) sit opposite each other on the edgef2)o1ak 7zjmh . Calculate the torque required to produce the acceleration, neglecting frictional torque. $\approx$   $m \cdot N$ What force is required at the edge?    N




参考答案:
空格1: 422.15±2%空格2: 170±2%


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