According to official rules, the radius, which is given in terms of the SI system, the equivalent in the near-obsolete Imperial system is approx 0.787 inches.
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What is the average speed of a ping pong ball in the olympics?
A ping pong ball is usually 2.7 grams.
No ... the inside of a ping pong ball is filled with air. Click on the 'Inside of a Ping Pong Ball' link below to learn more.
The volume of sphere = (4/3)*pi*r3 where r is the radius. The diameter of a ping pong ball is 40 mm or 1.5478 in. the radius is 20 mm. r3 is 8000 mm3 The volume is 33510 mm3 or or 33.51 cc or 2.045 in3
Books were used as paddles to hit the ball in Ping Pong with the game originated in the 1880's.