Internal Combustion Engines The exhaust valve in a four stroke cycle petrol engine Opens at bottom dead center and closes at top dead center Opens at 50° after bottom dead center and closes at 15° before top dead center Opens at 50° before bottom dead center and closes at 15° after top dead center May open and close anywhere Opens at bottom dead center and closes at top dead center Opens at 50° after bottom dead center and closes at 15° before top dead center Opens at 50° before bottom dead center and closes at 15° after top dead center May open and close anywhere ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In diesel engine the diesel fuel injected into cylinder would burn instantly at about compressed air temperature of 1000°C 500°C 2000°C 250°C 1000°C 500°C 2000°C 250°C ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Which of the following fuel detonates readily? Benzene Normal heptane Iso-octane Alcohol Benzene Normal heptane Iso-octane Alcohol ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The basic requirement of a good combustion chamber is Low volumetric efficiency Minimum turbulence High thermal efficiency and power output Low compression ratio Low volumetric efficiency Minimum turbulence High thermal efficiency and power output Low compression ratio ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The size of inlet valve of an engine in comparison to exhaust valve is More/less depending on capacity of engine Less More Same More/less depending on capacity of engine Less More Same ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The reference fuels for knock rating of spark ignition engines would include Normal heptane and iso-octane Iso-octane and normal hexane Iso-octane and alpha-methyl naphthalene Normal octane and aniline Normal heptane and iso-octane Iso-octane and normal hexane Iso-octane and alpha-methyl naphthalene Normal octane and aniline ANSWER DOWNLOAD EXAMIANS APP
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