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+//example 2
+//exit velocity of steam from nozzle
+clear
+clc
+hi=3051.2 //initial specific heat of enthalpy in kJ/kg
+si=7.1228 //initial specific entropy in kJ/kg-K
+se=si //final specific entropy 
+Pe=0.3 //final pressure in MPa
+disp('from steam table,various properties at final state are ')
+he=2780.2 //final specific heat of enthalpy in kJ/kg-K
+Te=159.1 //final temperature in celsius
+vi=30 //velocity with which steam enters the nozzle in m/s
+ve=((2*(hi-he)+(vi^2/1000))*1000)^0.5 //final velocity of steam with which it exits in m/s
+printf("\n hence,exit velocity of the steam from the nozzle is ve=%.0f m/s.\n",ve)
+\ No newline at end of file