Internal Combustion Engines The fuel valve in a four stroke cycle diesel engine Opens at top dead center and closes at bottom dead center Opens at 15° after top dead center and closes at 20° before 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 top dead center and closes at bottom dead center Opens at 15° after top dead center and closes at 20° before bottom dead center May open and close anywhere Opens at 15° before top dead center and closes at 20° after top dead center ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The reason for supercharging in any engine is to Reduce weight and bulk for a given output Increase efficiency Increase power Effect fuel economy Reduce weight and bulk for a given output Increase efficiency Increase power Effect fuel economy ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Alpha-methyl-naphthalene (C11H10) has a cetane number of 100 50 0 120 100 50 0 120 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The pressure at the end of compression, in petrol engines, is approximately 25 bar 35 bar 20 bar 10 bar 25 bar 35 bar 20 bar 10 bar ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A petrol engine, during suction stroke draws Petrol only None of these A mixture of petrol and air Air only Petrol only None of these A mixture of petrol and air Air only ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Which of the following medium is compressed in a Diesel engine cylinder? Air and fuel Air and lub oil Air alone Fuel alone Air and fuel Air and lub oil Air alone Fuel alone ANSWER DOWNLOAD EXAMIANS APP