Internal Combustion Engines The increase in intake temperature of internal combustion engines will ___ efficiency. Have no effect on None of the listed here Decrease Increase Have no effect on None of the listed here Decrease Increase ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The reference fuels for knock rating of spark ignition engines would include Normal octane and aniline Iso-octane and normal hexane Iso-octane and alpha-methyl naphthalene Normal heptane and iso-octane Normal octane and aniline Iso-octane and normal hexane Iso-octane and alpha-methyl naphthalene Normal heptane and iso-octane ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a four stroke cycle petrol engine, the charge is ignited at 30° before top dead center 30° after bottom dead center 30° after top dead center 30° before bottom dead center 30° before top dead center 30° after bottom dead center 30° after top dead center 30° before bottom dead center ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Which one of the following event would reduce volumetric efficiency of a vertical compression ignition engine? Inlet valve opening before top dead center Inlet valve closing before bottom dead center Inlet valve closing after bottom dead center Exhaust valve closing after top dead center Inlet valve opening before top dead center Inlet valve closing before bottom dead center Inlet valve closing after bottom dead center Exhaust valve closing after top dead center ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The delay period in compression ignition engines depends upon Relative velocity between the fuel injection and air turbulence pressure of residual gases All of these Temperature and pressure in the cylinder at the time of injection Nature of the fuel mixture strength Relative velocity between the fuel injection and air turbulence pressure of residual gases All of these Temperature and pressure in the cylinder at the time of injection Nature of the fuel mixture strength 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 6-12 kg/cm² and 250-350°C 12-20 kg/cm² and 350-450°C 20-30 kg/cm² and 450-500°C 4-6 kg/cm² and 200-250°C 6-12 kg/cm² and 250-350°C 12-20 kg/cm² and 350-450°C 20-30 kg/cm² and 450-500°C 4-6 kg/cm² and 200-250°C ANSWER DOWNLOAD EXAMIANS APP