longrightarrow
Control volume copen system) (1) example of noz2le
v_(2):300(m)/(s)
P_(2)=2.5mpa
T_(2)
: ?
h_(2):
? assumption no22le (1) no work (2)
Q=0
C no heat transfer (3)
P_(E)?0
(negligible) Find (1) exit temperature (2) ratio inlet to outlet
((A_(1))/(A_(2)))