WEB PLATES --. 



VQ 

 from V"TT tt weB-kDOWl formula of Mechanic* of Matr- 



\\hirh 



9- the nun shearing stress; 

 V -the total ih 

 6-thr width of tin- body at the point under COD- 



. Q^ moment of thr portion of thr |MM|V AI 



th- point undrr consideration \\iii 

 to thr nriitral a\i- of the body, and 

 /-moment of inertia of the body with refemn 

 the neutral ax 



Th it\ of stress p* at any point in given from 



thr Mr \mv formula PT*i > ^hieh thr .juantitirH are 

 too well known to nrrd drfinitioii. 



f f l^ t . 



Ct^ 



Thr intrn>ity .f M rrg p 9 may be found a* follows: 

 Ix-t Fi^. (i/' rrprr-rnt any U-ain Mihjrrt to hYxiirr and 

 a any point in thr Ix-am. Aiwume two plam-s distant 

 1" apart on either >ile of d as shown by the .lotted line*. 



The v.-rtiral i n the portion of the bram above 



a and lxt\\<, n th. parallel lines an- as indiratel on the 



; >ralr sketch, 1 i^ '<. in whieh V K \* the sum of 



