Originally Posted by julian
couple of points:
1.There are 2 articles by Cross about pendelums
2.The second is in American Journal of Physics
I do NOT know whether you saw both
3.An interesting racket to talk is Vcore 100 S by Yonex.
it has a low swing weight - I think 307
It allows for higher speeds of a head of a racket
4.Some questions touched by kaiser ABOVE are addressed in an article of Cross in the American Journal of Physics
I just discovered Cross's more recent articles -- these are much more interesting!
POG OS. 368 SW, 12.54" balance, 21.0 MgR/I.
Problend kevlar 16 / Prestretched SPPP 17, 72/50 lbs.