String tension and penetration
8 Feb the string tension, and R0 is a parameter with the dimensions of a length . mentioned above, with the penetration length playing the rôle of the.
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Description:One factor in ball control is that the longer the ball is on the strings, the greater the likelihood of control errors caused by the racket twisting due to off-center hits. Thus the shorter contact duration that results from higher string tensions is thought to reduce the amount of error. Until the early s, tennis players were erroneously told that tighter strings produced more power and looser strings more control you will see this stated in older books, such as the 1st edition of The Handbook of Tennis. The other issue is control. The results are summarized in this table: That is to say, if you hit the ball at 70 mph with your racket strung at 70 pounds, then reduce the tension in order to gain more "power," an identical stroke with the racket strung at 40 pounds will travel at