A.larger blades at gas entry and smaller blades at exit
B.smaller blades at gas entry and larger blades at exit
C.identical dlades at exit as well as entry
D.size of blades remains same only angles changes
A.larger blades at gas entry and smaller blades at exit
B.smaller blades at gas entry and larger blades at exit
C.identical dlades at exit as well as entry
D.size of blades remains same only angles changes