Internal Combustion Engines The _________ engines can work on very lean mixture of fuel. Compression ignition Spark ignition Both (A) and (B) None of these Compression ignition Spark ignition Both (A) and (B) None of these ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Which of the following is not an intern’s combustion engine? Diesel engine 2-stroke petrol engine 4-stroke petrol engine Steam turbine Diesel engine 2-stroke petrol engine 4-stroke petrol engine Steam turbine ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The voltage required to produce a spark across the gap, between the sparking points is 2000 to 4000 volts 6000 to 10,000 volts 4000 to 6000 volts 10,000 to 12,000 volts 2000 to 4000 volts 6000 to 10,000 volts 4000 to 6000 volts 10,000 to 12,000 volts ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The pressure at the end of compression, in diesel engines, is approximately 25 bar 10 bar 35 bar 20 bar 25 bar 10 bar 35 bar 20 bar ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Compression ratio of I.C. Engines is Ratio of pressure after compression and before compression Volume displaced by piston per stroke and clearance volume in cylinder The ratio of volumes of air in cylinder before compression stroke and after compression stroke Swept volume/cylinder volume Ratio of pressure after compression and before compression Volume displaced by piston per stroke and clearance volume in cylinder The ratio of volumes of air in cylinder before compression stroke and after compression stroke Swept volume/cylinder volume ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a four stroke cycle diesel engine, the exhaust valve Opens at 30° after bottom dead centre and closes at 10° before top dead centre Opens at 30° before bottom dead centre and closes at 10° after top dead centre Opens at bottom dead centre and closes at top dead centre May open and close anywhere Opens at 30° after bottom dead centre and closes at 10° before top dead centre Opens at 30° before bottom dead centre and closes at 10° after top dead centre Opens at bottom dead centre and closes at top dead centre May open and close anywhere ANSWER DOWNLOAD EXAMIANS APP
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