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Old 01-03-2012, 02:06 PM   #27
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Join Date: Sep 2010
Posts: 1,993

Originally Posted by ho View Post
As I said, physic law of collision:
m x v = m1 x v1 ( m is mass and v is speed)
1/Ball speed depend on physic law of collision
2/Ball speed depend on how much it is compressed and bounce out by itself and to and advance level, it depends on the prolongation of contact time.
Tell me you comprehend these, ( not disrespect at all, we need to be on the same page) then i continue to the linear energy (whip)
I answered on all your claims in post #18, except the idea “… the prolongation of contact time”. tried very hard to sell this idea, but without any success. IMO this is nonsense, absurd etc. Even Oscar Wegner quit taking about that.
Anatoly Antipin - one of the most delicate tennis players in the world.

Last edited by toly; 01-03-2012 at 05:10 PM.
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