The engine in Problem 7 has a volumetric efficiency of 92%, an overall combustion efficiency of 99%, an indicated thermal efficiency of 52%, and a mechanical efficiency of 86% when operating at 3500...

The engine in Problem 7 has a volumetric efficiency of 92%, an overall combustion efficiency of 99%, an indicated thermal efficiency of 52%, and a mechanical efficiency of 86% when operating at 3500 RPM.

Calculate:

(a) Brake power at this condition. [kW]

(b) bmep. [kPa]

(c) Amount of unburned fuel exhausted from the engine [kg/hr] (d) bsfc. [gm/kW-hr]