斯托克斯定律(Stokes law)在雷诺数很小的情况下,球形物体在流体中运动所受到的阻力,等于该球形物体的半径速度、流体的黏度的乘积。

如果物体在流体中因自身的重量而下落,则其最终速度为:

为物体密度,为流体密度

[1]

  1. 王礼祥. 斯托克斯定律 (PDF). 物理通报. 1991年, (第三期): 5-6.[失效链接]
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