Internal Combustion Engines The ignition quality of petrol is expressed by All of these Calorific value Octane number Cetane number All of these Calorific value Octane number Cetane number ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In order to eliminate knocking in compression ignition engines, there should be Low compression ratio Late auto-ignition Short delay period High self ignition temperature of fuel Low compression ratio Late auto-ignition Short delay period High self ignition temperature of fuel ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In petrol engines, advancing of the spark timing will ___ the knocking tendency. Not effect Increase Decrease None of the listed here Not effect Increase Decrease None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The self ignition temperature of petrol is _________ as compared to diesel oil. Lower Higher None of these Same Lower Higher None of these Same ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The ratio of the work obtained at the crankshaft in a given time to the energy supplied during the same time is called Volumetric efficiency Indicated thermal efficiency Overall efficiency Mechanical efficiency Volumetric efficiency Indicated thermal efficiency Overall efficiency Mechanical efficiency ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The working cycle in case of four stroke engine is completed in following number of revolutions of crankshaft 2 1 4 43832 2 1 4 43832 ANSWER DOWNLOAD EXAMIANS APP