516 



06 I S OF 5L0PE Y 



5H.AJJie ALRtA_= PLATL_^TRE7^iiLN_Gr 



UNSHA DED ARi/\ £D &L P 0l L-1N 



^2c. 



TIMtt 



VARIATION OF S WITH TIME FOR INSTANTANLOUS IMPULSE 



Fl& 4 



AC 15 OF SLOPE Y 



SHADED AREA -- PLATE STRETCHING 



UNSHADED AREA = EDGE PULL-IN 



VARIATION OF S WITH TIME FOR LOAD PC HCt) 



FIO 5 



