//speed of the engine(in rpm)
s=3600;
//Volumetric efficiency 
nv=0.82
//Atmospheric pressure ( in bar )
a=1
//Pressure ratio
pr=1.6
//Ambient temperature (in kelvin)
t=300
//Isentrophic efficiency of compressor
nc=0.7
//Free air inducted per minute
fia=12
//Specific heat of gas at constant pressure
Cp=1.005