Originally Posted by corners
If the spin component of the swing is there, there will probably always be spin as a result. Please see this paper
by R. Cross and take note of
2. Spin Generation
5. Racquet rotation
Again, thanks for very good article. Basically you are right, but IMO significant “Digging effect” can considerably decrease spin and Ross very simple formula S = 1.45VA
shouldn’t work in this case. But I have no proof. It is just hunch.