Internal Combustion Engines The fuel valve in a four stroke cycle diesel engine Opens at top dead center and closes at bottom dead center May open and close anywhere Opens at 15° after top dead center and closes at 20° before bottom dead center Opens at 15° before top dead center and closes at 20° after top dead center Opens at top dead center and closes at bottom dead center May open and close anywhere Opens at 15° after top dead center and closes at 20° before bottom dead center Opens at 15° before top dead center and closes at 20° after top dead center ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The ignition quality of petrol is expressed by Octane number Cetane number Calorific value All of these Octane number Cetane number Calorific value All of these ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Antiknock for compression ignition engines is Amyl nitrate Napthene Hexadecane Tetra ethyl lead Amyl nitrate Napthene Hexadecane Tetra ethyl lead ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Crankcase explosion in I.C. engines usually occurs as First a mild explosion followed by a bi explosion Both mild and big explosions occurs simultaneously First a big explosion followed by a mil explosion Never occurs First a mild explosion followed by a bi explosion Both mild and big explosions occurs simultaneously First a big explosion followed by a mil explosion Never occurs ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The delay period in compression ignition engines depends upon Temperature and pressure in the cylinder at the time of injection Nature of the fuel mixture strength All of these Relative velocity between the fuel injection and air turbulence pressure of residual gases Temperature and pressure in the cylinder at the time of injection Nature of the fuel mixture strength All of these Relative velocity between the fuel injection and air turbulence pressure of residual gases ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Scavenging air in diesel engine means Burnt air containing products of combustion Air used for forcing burnt gases out of engine's cylinder during the exhaust period Forced air for cooling cylinder Air used for combustion sent under pressure Burnt air containing products of combustion Air used for forcing burnt gases out of engine's cylinder during the exhaust period Forced air for cooling cylinder Air used for combustion sent under pressure ANSWER DOWNLOAD EXAMIANS APP
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