//Speedof the engine(in rpm) N=4500; //Dynamometer scale reading(in kg) W=42; //Length of arm(in m) l=0.54; //Gravitational constant(in m/s^2) g=9.81; //Stroke of the engine(in m) L=0.08; //Diameter of the engine(in m) D=0.09; //No of cylinders k=8; //Universal gas constant(in J/kgK) R=287; //Mass of fuel consumed(in kg/sec) mf=4.4/10; //Mass of air consumed(in kg/sec) ma=6; //Calorific value of fuel(in kJ/kg) CV=44000; //Atmospheric pressure(in N/m^2) p=1*10^5; //Ambient temperature(in K) T=300;