On Fri, Dec 11, 2009 at 1:40 AM, Ross Ogilvie <oges...@gmail.com> wrote: > Angular acceleration is in units of inverse square seconds (because radians > are dimensionless). > > e.g. imagine a 3 kg mass on the end of a 5 metre arm, which has an angular > acceleration of 0.5 inverse square seconds. The linear force is then 7.5 > Newtons.
Right, but that's really (1/2) (1/s^2), not 1/(2 s^2). How would you phrase it so it involves "2 square seconds"? mu'o mi'e xorxes
