Internal Combustion Engines Crankcase explosion in I.C. engines usually occurs as 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 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 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The ignition quality of diesel oil is expressed by Cetane number Octane number Calorific value None of the listed here Cetane number Octane number Calorific value None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Does the supply of scavenging air at a density greater than that of atmosphere mean engine is supercharged? No Yes To some extent Unpredictable No Yes To some extent Unpredictable ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A 75 cc engine has following parameter as 75 cc Lube oil capacity Fuel tank capacity Cylinder volume Swept volume Lube oil capacity Fuel tank capacity Cylinder volume Swept volume ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The mechanical efficiency (ηm) of the engine is given by None of these ηm = I.P/B.P ηm = (B.P × I.P)/100 ηm = B.P/I.P None of these ηm = I.P/B.P ηm = (B.P × I.P)/100 ηm = B.P/I.P ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a four stroke cycle petrol engine, the compression Starts at 40° before bottom dead centre and ends at 30° after bottom dead centre Starts at bottom dead centre and ends at top dead centre May start and end anywhere Starts at 40° after bottom dead centre and ends at 30° before top dead centre Starts at 40° before bottom dead centre and ends at 30° after bottom dead centre Starts at bottom dead centre and ends at top dead centre May start and end anywhere Starts at 40° after bottom dead centre and ends at 30° before top dead centre ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS