Internal Combustion Engines Supercharging is the process of Providing forced cooling air Supplying compressed air to remove combustion products fully Injecting excess fuel for raising more loads Supplying the intake of an engine with air at a density greater than the density of the surrounding atmosphere Providing forced cooling air Supplying compressed air to remove combustion products fully Injecting excess fuel for raising more loads Supplying the intake of an engine with air at a density greater than the density of the surrounding atmosphere ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The knocking tendency in compression ignition engines for a given fuel will be Enhanced by increasing compression ratio Enhanced by decreasing compression ratio None of these Dependent on other factors Enhanced by increasing compression ratio Enhanced by decreasing compression ratio None of these Dependent on other factors ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Which of the following statement is correct regarding petrol engines? A fine fuel spray mixed with air is ignited by the heat of compression which is at a high pressure The fuel is first evaporated after passing through a carburettor and is mixed with air before ignition The fuel supplied to the engine cylinder is mixed with necessary amount of air and the mixture in ignited with the help of a spark plug All of these A fine fuel spray mixed with air is ignited by the heat of compression which is at a high pressure The fuel is first evaporated after passing through a carburettor and is mixed with air before ignition The fuel supplied to the engine cylinder is mixed with necessary amount of air and the mixture in ignited with the help of a spark plug All of these ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In the opposed piston diesel engine, the combustion chamber is located Below the piston Above the piston Between the pistons There is no such criterion Below the piston Above the piston Between the pistons There is no such criterion ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The pressure and temperature at the end of compression stroke in a petrol engine are of the order of 20-30 kg/cm² and 450-500°C 6-12 kg/cm² and 250-350°C 4-6 kg/cm² and 200-250°C 12-20 kg/cm² and 350-450°C 20-30 kg/cm² and 450-500°C 6-12 kg/cm² and 250-350°C 4-6 kg/cm² and 200-250°C 12-20 kg/cm² and 350-450°C ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The increase in intake temperature of internal combustion engines will ___ efficiency. Decrease None of the listed here Have no effect on Increase Decrease None of the listed here Have no effect on Increase ANSWER DOWNLOAD EXAMIANS APP
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