313 如图所示，单�悬挂点沿水平方�作简谐振动。已知�长l，�锤质量为m。求微幅强迫振动的偏角θ 上学吧找答案 Sketch Coloring Page

313 如图所示，单�悬挂点沿水平方�作简谐振动。已知�长l，�锤质量为m。求微幅强迫振动的偏角θ 上学吧找答案 Template

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tomski313 如图所示，单�悬挂点沿水平方�作简谐振动。已知�长l，�锤质量为m。求微幅强迫振动的偏角θ 上学吧找答案 coloring

313 如图所示，单�悬挂点沿水平方�作简谐振动。已知�长l，�锤质量为m。求微幅强迫振动的偏角θ 上学吧找答案 sketch template

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如图所示水平方�上有一弹簧振子 O点是其平衡位置振子在a和b之间做简谐运动关于振子下列说法正确的是 A．在a点时加速度最大速度最大 sketch template

如图所示轻杆OA可绕支点0转动在OA的C点悬挂一重为G 的物体细绳的一端拉住杆的A端另一端拴在墙上的B点使杆OA在图示位置平衡细绳 sketch template

如图所示在竖直平面内用轻质细线悬挂一个小球将小球拉至A点使细线处于拉直状态然后让小球以初速度v0从A点开始运动不计�擦和空气阻力 sketch template

如图14所示在同一竖直上质量为2m的小球A静止在光�斜面的底部斜面高度为H=2L小球受到弹簧的弹性力作用后沿斜面�上运动离开斜面后 sketch template

如图所示在一细绳的C点系住一重物P细绳两端AB分别固定在墙面上使得AC保持水平BC与水平方�成30o角已知细绳最大只能承受200N sketch template

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15．如图6所示绳子AB能承受的最大拉力为100N用它悬挂一个重50N的物体现在其中点O施加一个水平拉力F缓慢�右拉动当绳子断裂时AO sketch template

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如图所示在同一竖直平面上质量为2m的小球A静止在光�斜面的底部斜面高度为H=2L小球受弹簧的弹性力作用后沿斜面�上运动离开斜面后 sketch template

如图所示在一细绳的C点系住一重物P细绳两端AB分别固定在墙面上使得AC保持水平BC与水平方�成30o角已知细绳最大只能承受200N sketch template

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如图根据平面镜成像特点画出图中物体AB在平面镜中所成的像．题目和参考答案——青夏教育精英家教�—— sketch template

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如图所示一固定杆与水平方�夹角为θ将一质量为m1的�块套在杆上通过轻绳悬挂一个质量为m2的小球杆与�块之间的动�擦因数为μ．若�块与 sketch template

如图所示将M棒用细线自由地悬挂起来使之成为静止状态当用N棒一端靠�M棒的一端时若二者相互吸引那么A．N棒原来一定是磁体 B．M棒原来 sketch template

弹簧振子做简谐运动其位移x与时间t的关系如图所示由图可知A．在t＝1 S时速度为负�最大加速度为零 B．在t＝2 S时位移为正�最大 sketch template

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