284 



STRENGTH OF MATERIALS 



213 



rH GO 



O i- 



is 



OS 05 

 T O 



o o o o o 



S S e R S 



GO <N ; 



(N CO -^'f >0 



<N oo : co os >c 



CM* <N~ ICO" CO Tf 



t>. t- o ^ o 

 i-T M" co" 5 t>T 



