小U博学!* ~( y6 l/ I( z- }
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volocity = radius X owmega squared + F0 s+ e8 ]) K( D8 TThe greater the radius, the greater the voloctiy, then the less pressure / W- L( P* y: L
上面杯子的半径大,转速快,压力小。反之下面的半径小,转速慢,压力大。所以产生了一个升力,从而托住了杯子。$ Z% V( w/ v- ?% r! a