Internal Combustion Engines For maximum power generation, the air fuel ratio for a petrol engine for vehicles, is of the order of 0.62569444444444 0.75069444444444 0.37569444444444 0.50069444444444 0.62569444444444 0.75069444444444 0.37569444444444 0.50069444444444 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The knocking tendency in spark ignition engines may be decreased by Controlling the ignition timing Controlling the air-fuel mixture Controlling the exhaust temperature Reducing the compression ratio Controlling the ignition timing Controlling the air-fuel mixture Controlling the exhaust temperature Reducing the compression ratio ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines By higher octane number of spark ignition fuel, it is meant that the fuel has Higher heating value Lower volatility Higher flash point Longer ignition delay Higher heating value Lower volatility Higher flash point Longer ignition delay ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The thermal efficiency of petrol and gas engines is about 0.5 0.3 0.7 0.15 0.5 0.3 0.7 0.15 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A stoichiometric air-fuel ratio is Rich mixture for over loads Rich mixture for idling Lean mixture Chemically correct mixture Rich mixture for over loads Rich mixture for idling Lean mixture Chemically correct mixture ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The accumulation of carbon in a cylinder results in increase of Ignition time Volumetric efficiency Effective compression ratio Clearance volume Ignition time Volumetric efficiency Effective compression ratio Clearance volume ANSWER DOWNLOAD EXAMIANS APP
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