Internal Combustion Engines The thermal efficiency of a diesel cycle having fixed compression ratio, with increase in cut-off ratio will May increase or decrease depending on other factors Decrease Increase Be independent May increase or decrease depending on other factors Decrease Increase Be independent ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The fuel in diesel engine is normally injected at pressure of 20-25 kg/cm² 5-10 kg/cm² 60-80 kg/cm² 90-130 kg/cm² 20-25 kg/cm² 5-10 kg/cm² 60-80 kg/cm² 90-130 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a four stroke cycle diesel engine, the compression May start and end anywhere Starts at top dead center and ends at 40° before bottom dead center Starts at 40° after bottom dead center and ends at 10° before top dead center Starts at 40° before top dead center and ends at 40° after top dead center May start and end anywhere Starts at top dead center and ends at 40° before bottom dead center Starts at 40° after bottom dead center and ends at 10° before top dead center Starts at 40° before top dead center and ends at 40° after top dead center ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Excess quantities of sulphur in diesel fuel are Objectionable because it may cause the following ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The correct sequence of the decreasing order of brake thermal efficiency of the three given basic types of engines is Two stroke S.I. engine, four stroke S.I. engine, four stroke C.I. engine Four stroke C.I. engine, four stroke S.I. engine, two stroke S.I. engine Four stroke C.I. engine, two stroke S.I. engine, four stroke S.I. engine Four stroke S.I. engine, four stroke C.I. engine, two stroke S.I. engine Two stroke S.I. engine, four stroke S.I. engine, four stroke C.I. engine Four stroke C.I. engine, four stroke S.I. engine, two stroke S.I. engine Four stroke C.I. engine, two stroke S.I. engine, four stroke S.I. engine Four stroke S.I. engine, four stroke C.I. engine, two stroke S.I. engine ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The pressure and temperature at the end of compression stroke in a petrol engine are of the order of 12-20 kg/cm² and 350-450°C 6-12 kg/cm² and 250-350°C 20-30 kg/cm² and 450-500°C 4-6 kg/cm² and 200-250°C 12-20 kg/cm² and 350-450°C 6-12 kg/cm² and 250-350°C 20-30 kg/cm² and 450-500°C 4-6 kg/cm² and 200-250°C ANSWER DOWNLOAD EXAMIANS APP