Internal Combustion Engines The thermal efficiency of diesel engines on weak mixtures is Unaffected Lower Higher Dependent on other factors Unaffected Lower Higher Dependent on other factors ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a typical medium speed, 4-stroke cycle diesel engine Fuel injection starts at 10° before top dead center and ends at 20° after top dead center Fuel injection starts at top dead center and ends at 20° after top dead center May start and end anywhere Fuel injection starts at just before top dead center and ends just after top dead center Fuel injection starts at 10° before top dead center and ends at 20° after top dead center Fuel injection starts at top dead center and ends at 20° after top dead center May start and end anywhere Fuel injection starts at just before top dead center and ends just after top dead center ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The term scavenging is generally associated with 4-stroke cycle engines Aeroplane engines 2-stroke cycle engines High efficiency engines 4-stroke cycle engines Aeroplane engines 2-stroke cycle engines High efficiency engines ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a four stroke cycle petrol engine, the expansion Starts at 30° after top dead center and ends at 50° after bottom dead center Starts at top dead center and ends at bottom dead center May start and end anywhere Starts at 30° before top dead center and ends at 50° before bottom dead center Starts at 30° after top dead center and ends at 50° after bottom dead center Starts at top dead center and ends at bottom dead center May start and end anywhere Starts at 30° before top dead center and ends at 50° before bottom dead center ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The injector nozzle of a compression ignition engine is required to inject fuel at a sufficiently high pressure in order to Inject fuel in a chamber of high pressure at the end of compression stroke Inject fuel at a high velocity to facilitate atomization All of these Ensure that penetration is not high Inject fuel in a chamber of high pressure at the end of compression stroke Inject fuel at a high velocity to facilitate atomization All of these Ensure that penetration is not high 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