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//mass of air flow(in kg/min)
ma=5;
//mass of fuel flow(in kg/min)
mf=0.5;
//specific gravity of fuel
Pf=0.75;
//pressure of air at inlet(in bar)
p1=1;
//temperature at inlet(in K)
T1=300;
//velocity coefficient
Vc=0.8;
//ratio of pressure drop of metering orifice to choke
pd=0.8;
//specific heat a constant pressure
Cp=1005;
//gas constant
R=0.287;
//coefficient of discharge of fuel
Cf=0.6;
//adiabatic constant
y=1.4;
//velocity at throat(in m/s)
C2=100;
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