16= Cylinder of rhombic cross-section, in translation along a diagonal; see Section 91(c)<, 



M'= p s^ sin 6 



1 „ 2 6 r(3/2) 



T,=-kM,V\ k 



sine / e\ n 



~ 2 J \2 ^ 277 



- 1. 



Here 6 is in radians and F stands for the gamma function. 

 17c Rectangular cylinder in translation parallel to a side; see Section 91(b) for references. 



LL^ 



W,"= kM^= apparent increase in mass, 



^jq'= p 77W^/4 or M'' for a plane lamina of width w. 



h/w = 0.025 0.111 0.298 0.676 1.478 3.555 0.007 40.03 

 /»/j"//»/^Q = l 1.05 1.16 1.29 1.42 1.65 2.00 2.50 3.50 



18. Circular cylinder with symmetrical fins: 



r^= — kM^lJ\ as in Equation [91g], 



1 , (h dY 



1 4 \d h 1 



19. Cylinder of radius a in translation and instantaneously coaxial with enclosing fixed cylinder 

 of radius h: 



Fixed 



1 ,, 62^0.2 



M'= pn a , 



as in Equation [104f ] 



* = 



j2 + a2 



b^-a^ 



20. Cylinder of radius a in translation in any direction across axis of enclosing fixed square 

 cylinder of side s, a/ s small; see Section 91(1). 



Fluid 



2r;2 1 + 6 



r, ^— pna'-U 

 ^ 2 



/Wj'= pn a?^ ^ = 1 + 6. 



388 



