Internal Combustion Engines In a four stroke cycle diesel engine, the exhaust valve May open and close anywhere Opens at 30° after bottom dead centre and closes at 10° before top dead centre Opens at bottom dead centre and closes at top dead centre Opens at 30° before bottom dead centre and closes at 10° after 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 bottom dead centre and closes at top dead centre Opens at 30° before bottom dead centre and closes at 10° after top dead centre ANSWER DOWNLOAD EXAMIANS APP
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 It the temperature of intake air in IC engines is lowered, then its efficiency will Remain same Increase up to certain limit and then decrease Decrease Increase Remain same Increase up to certain limit and then decrease Decrease Increase ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Which one of the following engines will have heavier flywheel than the remaining ones? 30 kW four-stroke diesel engine running at 750 r.p.m. 30 kW four-stroke petrol engine running at 1500 r.p.m. 30 kW two-stroke diesel engine running at 750 r.p.m. 30 kW two-stroke petrol engine running at 1500 r.p.m. 30 kW four-stroke diesel engine running at 750 r.p.m. 30 kW four-stroke petrol engine running at 1500 r.p.m. 30 kW two-stroke diesel engine running at 750 r.p.m. 30 kW two-stroke petrol engine running at 1500 r.p.m. ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a four stroke cycle petrol engine, the expansion May start and end anywhere Starts at 30° after top dead center and ends at 50° after bottom dead center Starts at 30° before top dead center and ends at 50° before bottom dead center Starts at top dead center and ends at bottom dead center May start and end anywhere Starts at 30° after top dead center and ends at 50° after bottom dead center Starts at 30° before top dead center and ends at 50° before bottom dead center Starts at top dead center and ends at bottom dead center ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Which of the following fuel has little tendency towards detonation? Normal heptane Alcohol Iso-octane Benzene Normal heptane Alcohol Iso-octane Benzene ANSWER DOWNLOAD EXAMIANS APP
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