Napoleon a child of the Enlightenment? In what ways did Napoleon represent the ideals of the French Revolution and in what ways did he betray them? Posted by: Mr. Beaver / 4:22 PM
Principles behind how to hit a kick serve. The serve is frequently regarded as the most important shot in tennis because it is the shot that begins the point and therefore determines largely how the point will be played out.
As a result, the ball is usually served with about 4000 rpm of spin in a kick serve, but the spin is mostly sidespin and the amount of topspin is relatively small. That is, the spin axis is almost vertical, as indicated in Fig. 1.