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gc textbook chapter 8 Rotational Motion (id: d5047fc16)

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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 2.30-m-long pole is balanced vertiwh ce0x/78whv cal0,fswyqwbu-h-z8lm 0 ly on its tip. It starts to fall and its lower end does not slip. What will be the speed of the upper end of the pole just before it hits the ground? [Hint: Use conservation of ewqwfb0hs lu z,y0- m-8nergy.]    $m/s$




参考答案: 8.22±2%


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