276 



STRENGTH OF MATERIALS 



I* 



3 o 



II 



-H C5 * ( > ^< Tfi O O 00 



o" co" of 



CS U3 <N 



<N" o" o" 



i-H co co 



CO'CN co" co" o"o"^"o" o" o" 



(N I-H i-H COCM ^ r-i 



co" * o"o" >C"IM"O o" CD o"'* coo" 



>-H * CN C 00 t^ CO O O CO CO (N COCO 



ci o cpp 00" 



* >, 



:J5 ::::::: :j2 



:i i-8 



. . g . . 



jiij-j 



III 



: ; g : g 

 - o c-S g Sfac M : : s 



lHHJiiili|i 



u 



If 

 53 



