an engine develops 12KW and frictional power is 4KW . The mechanical efficiency is about

Related MCQs

• a single cylinder engine operating at 2000 rpm develops a torqu of 8 N-m and the indicated power of the engine is 2.0KW. What would be the frictional power
• an engine develops 100 Kw wihing the cylinder using fuel having calrofic value of 40000kj/kg with brake thermal efficiency 0.24 and mechanical efficiency 0.8. the fuel consumprion in kg/s…………….?
• A four cylinde si engine develops 100 kw running at a constant speed . When eginition of each cylinder is cut-off successively at the same speed , the BP is 71, 70, 71, 72 KW. The FP of engine and mechanical efficiency are
• a diesel engine consumes at the rate of 5.5gm/ses and develops a power of 75KW . If the mechanical efficiency is 85% and calorific value is 44 MJ/kg. what would be the bsfc
• a diesel engine consumes 5 grams fuel per second and develops a brake power 75KW. It has a mechanical efficiency of 85%. What would be the bsfc………?
• a diesel engine consumes 5 grams fuel per second and develops a brake power 75KW. It has a mechanical efficiency of 85%, bsfc is 0.066 g/KW s . What would be the isfc….?
• four cylinder engine , the indicated power is 100KW and brake power is 20KW/cylinder . Its mechanical efficiency is about
• brke mean effective pressure and indicated mean effective pressure of an ic engine are 8br and 10 bar resp. the mechanical efficiency of an engine when runnign at 4000 rpm is
• if the brake power and indicated power of an engine are 22.286 KW and 56.589KW, what would be mecanicale efficiency of an engine ………..?
• a six cylinder gasoline engine operates on four stroke cycle. It runs at the speed of 4100rpm and develops a torque of 160N-m. what would be the brake power of the engine ……..?