Internal Combustion Engines The fuels in order of decreasing knock tendency for spark ignition engines are Paraffin, aromatic, napthene Napthene, aromatics, paraffin Napthene, paraffin, aromatic Paraffin, napthene, aromatic Paraffin, aromatic, napthene Napthene, aromatics, paraffin Napthene, paraffin, aromatic Paraffin, napthene, aromatic ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The knocking tendency in compression ignition engines for a given fuel will be Dependent on other factors Enhanced by decreasing compression ratio Enhanced by increasing compression ratio None of these Dependent on other factors Enhanced by decreasing compression ratio Enhanced by increasing compression ratio None of these ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a four stroke cycle diesel engine, the exhaust valve 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 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 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The injection pressure in a diesel engine is about 150 bar 100 bar 10 bar 500 bar 150 bar 100 bar 10 bar 500 bar ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The air-fuel ratio in petrol engines is controlled by Injection Carburetion Controlling valve opening/closing Governing Injection Carburetion Controlling valve opening/closing Governing ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines If the compression ratio of an engine working on Otto cycle is increased from 5 to 7, the percentage increase in efficiency will be 0.08 0.02 0.14 0.04 0.08 0.02 0.14 0.04 ANSWER DOWNLOAD EXAMIANS APP
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