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مشاهدة النسخة كاملة : What is a “sweet spot” ? ملف للتحميل


فيزيائي 2009
02-01-2010, 01:56
What is a “sweet spot” ?
Tennis racquets, baseball bats, cricket bats and golf clubs all have a sweet spot. It is the impact point that feels best. Compared with other impact points, the player feels an almost complete absence of jarring and vibration in the handle of the striking implement if the ball is struck at the sweet spot