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4 振盪

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4 振盪. 尼米茲公路上的悲劇. 4.1 簡協運動. Simple Harmonic Motion (SHM) Frequency ( 頻率 ) [hertz(Hz)] - f Period ( 週期 ) - T Periodic/harmonic motion displacement. 振幅 、 相位 、 角頻率. 速度 、 加速度. 4.2 SHM 中的作用力. 例一 板子 + 二逆向轉軸. 力平衡方程式.  k = 0.40 L = 2.0cm. 力矩平衡方程式. 4.3 SHM 中的能量. 圖示.

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4 振盪

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  1. 4 振盪 尼米茲公路上的悲劇

  2. 4.1 簡協運動 Simple Harmonic Motion (SHM) Frequency (頻率) [hertz(Hz)] - f Period (週期) - T Periodic/harmonic motion displacement

  3. 振幅、相位、角頻率

  4. 速度、加速度

  5. 4.2 SHM 中的作用力

  6. 例一 板子+二逆向轉軸 力平衡方程式

  7. k = 0.40 L = 2.0cm 力矩平衡方程式

  8. 4.3 SHM 中的能量

  9. 圖示

  10. 4.4 An Angular SHM 扭擺

  11. 例二由扭擺求轉動慣量

  12. 由扭擺求週期

  13. 4.5 Pendulum 單擺The Simple Pendulum

  14. 物理擺

  15. 測量g值

  16. 例三 圓盤扭擺求週期

  17. 例四 企鵝跳水

  18. 4.6 SHM 和等速率圓周運動 SHM 是等速率圓周運動在其圓周直徑之投影

  19. 有阻滯 S H M Damped (阻尼) 阻滯力

  20. 指數衰減

  21. 4.7 強迫振盪與共振 • 自然頻率與外來驅動頻率 • 共振條件 • 共振例 • Radio and TV tuning • The collapse of the Nimitz freeway • The Tacoma narrow bridge • The bay of Fundy

  22. 共振圖示

  23. 例五 盪秋千

  24. 例六 The Tacoma narrow bridge

  25. 例七 The collapse of the Nimitz freeway

  26. 例八 全球最大的潮差 Bay of Fundy

  27. 敬請期待 物理 V–波動

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