Pallabazzer 



1 if 



(a) 



06 09 ;,0 7,2 }.L 16 IB 2P Z2 



Mil 



(b) 



Fig. 11 - Variation of the exit (A^j/A^) and of the 

 critical (A^/A^^) cross-section ratios with M^ for 

 some values of p ( vj/ = 0.9, a. p.) 



1122 



