What is the area of a circle holding 3 40mm ping pong balls?

22
Mar/10
1


I need to build transparent tube that contain 3 ping pong balls per level. Tennis balls are 40mm and I need to know what the radio tube in general should be. There must be enough room for them to shake a little, so maybe the use of 41mm. Thanks if you can help?

Milpitas Center A Hotbed For Table Tennis Talent (CBS 5 Bay Area)

14
Feb/10
0

In the past two years, the India Community Center of Milpitas has morphed into a hotbedof America’s most promising table tennis talent. With 250 members playing seven days a week, it’s the largest full-time training facility in the U.S.

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Bay Area a hotbed for table tennis (KGO-TV Bay Area)

2
Jan/10
0

Some South Bay teenagers are training to give China some serious table tennis competition in the next Olympics.

View full post on Yahoo! News Search Results for "table tennis"