Internal Combustion Engines The fuel valve in a four stroke cycle diesel engine May open and close anywhere Opens at 15° before top dead center and closes at 20° after top dead center Opens at 15° after top dead center and closes at 20° before bottom dead center Opens at top dead center and closes at bottom dead center May open and close anywhere Opens at 15° before top dead center and closes at 20° after top dead center Opens at 15° after top dead center and closes at 20° before bottom dead center Opens at top dead center and closes at bottom dead center ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines For maximum power generation, the air fuel ratio for a petrol engine for vehicles, is of the order of 0.37569444444444 0.75069444444444 0.50069444444444 0.62569444444444 0.37569444444444 0.75069444444444 0.50069444444444 0.62569444444444 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 mixture strength (by weight) for petrol is about 20.4 : 1 14.6 : 1 18.5 : 1 22.6 : 1 20.4 : 1 14.6 : 1 18.5 : 1 22.6 : 1 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A higher compression ratio causes Acceleration in the rate of combustion Increase in detonation Any one of these Pre-ignition Acceleration in the rate of combustion Increase in detonation Any one of these Pre-ignition ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A mixture containing 65% of iso-octane and 35% of normal heptane will have Octane number 65 Octane number 35 Cetane number 65 Cetane number 35 Octane number 65 Octane number 35 Cetane number 65 Cetane number 35 ANSWER DOWNLOAD EXAMIANS APP