质量为m的木块放在弹簧上端,在竖直方向上做简谐运动,当振幅为A时,物体对弹簧的压力的最大值是物体重力的1.5倍,则物体对弹簧最小压力是什麽?欲使物体在弹簧振动中不离开弹簧,其振幅不
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![质量为m的木块放在弹簧上端,在竖直方向上做简谐运动,当振幅为A时,物体对弹簧的压力的最大值是物体重力的1.5倍,则物体对弹簧最小压力是什麽?欲使物体在弹簧振动中不离开弹簧,其振幅不](/uploads/image/z/3353196-12-6.jpg?t=%E8%B4%A8%E9%87%8F%E4%B8%BAm%E7%9A%84%E6%9C%A8%E5%9D%97%E6%94%BE%E5%9C%A8%E5%BC%B9%E7%B0%A7%E4%B8%8A%E7%AB%AF%2C%E5%9C%A8%E7%AB%96%E7%9B%B4%E6%96%B9%E5%90%91%E4%B8%8A%E5%81%9A%E7%AE%80%E8%B0%90%E8%BF%90%E5%8A%A8%2C%E5%BD%93%E6%8C%AF%E5%B9%85%E4%B8%BAA%E6%97%B6%2C%E7%89%A9%E4%BD%93%E5%AF%B9%E5%BC%B9%E7%B0%A7%E7%9A%84%E5%8E%8B%E5%8A%9B%E7%9A%84%E6%9C%80%E5%A4%A7%E5%80%BC%E6%98%AF%E7%89%A9%E4%BD%93%E9%87%8D%E5%8A%9B%E7%9A%841.5%E5%80%8D%2C%E5%88%99%E7%89%A9%E4%BD%93%E5%AF%B9%E5%BC%B9%E7%B0%A7%E6%9C%80%E5%B0%8F%E5%8E%8B%E5%8A%9B%E6%98%AF%E4%BB%80%E9%BA%BD%3F%E6%AC%B2%E4%BD%BF%E7%89%A9%E4%BD%93%E5%9C%A8%E5%BC%B9%E7%B0%A7%E6%8C%AF%E5%8A%A8%E4%B8%AD%E4%B8%8D%E7%A6%BB%E5%BC%80%E5%BC%B9%E7%B0%A7%2C%E5%85%B6%E6%8C%AF%E5%B9%85%E4%B8%8D)
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