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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 vertxl)0dr g2g6ipu-os+p.w1oh u ically on its tip. It starts to falsash7z0oim4 6l 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 c 0 7i4sasm6hzoonservation of energy.]    $m/s$




参考答案: 8.22±2%


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