摘要
利用流体在转动状态下连续流失，使得系统的转动惯量变小，从而导致角速度增大，较为直观地演示角动量守恒原理．
The moment of inertia of a system will decrese and the angular velocity will increse if the fluid in the system is lost continuously during its rotation. This can be used to demonstrate the principle of angular momentum conservation.
出处
《大学物理》
1997年第8期24-25,共2页
College Physics
