the Rotatory Motion of Bodies. 
2 93 
1 6 A F — * * p •— — . 
force will therefore be = z x r^b+rb^-.—x r'+^xs: 
Ss 5 
* 5 £ 
ftnn 
and this being put - J ~— xr z -h'~ x s (the value of the 
vo 
r 2 — £ 2 
r z + y ’ 
fame force found- in art.. 5.) we find f =fgmn x 
which will bfe - x if / be = ^, its value 
computed in art. 1*. 
C £ y 1 If- 
Or f will be denoted by — x -t-j-j-; if t be to e as m 1 
to d, and as « to c; and a and g be each — r. 
7 . Fig. 14. The body being a cylinder whcrfe center 
of gravity is in c, and. whole proper axis pn is 2 b and 
diameter 2 r ; .the accelerative force . (f) at the diftance 
p' from c; will in like manner be found — MjygL x ? r ~ 4 ' i „ 
0 7 a $r -f 4 b V 
the cylinder being confidered as urged to turn about a 
diameter palling through c. 
If 1 : e :: m : di: n : c , and a and g be each = r, f will 
r * 3^ + 4^ 
