Internal Combustion Engines The pressure and temperature at the end of compression stroke in a petrol engine are of the order of 12-20 kg/cm² and 350-450°C 4-6 kg/cm² and 200-250°C 6-12 kg/cm² and 250-350°C 20-30 kg/cm² and 450-500°C 12-20 kg/cm² and 350-450°C 4-6 kg/cm² and 200-250°C 6-12 kg/cm² and 250-350°C 20-30 kg/cm² and 450-500°C ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines It the temperature of intake air in IC engines is lowered, then its efficiency will Decrease Increase up to certain limit and then decrease Increase Remain same Decrease Increase up to certain limit and then decrease Increase Remain same ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a four stroke cycle diesel engine, the compression Starts at top dead center and ends at 40° before bottom dead center Starts at 40° after bottom dead center and ends at 10° before top dead center Starts at 40° before top dead center and ends at 40° after top dead center May start and end anywhere Starts at top dead center and ends at 40° before bottom dead center Starts at 40° after bottom dead center and ends at 10° before top dead center Starts at 40° before top dead center and ends at 40° after top dead center May start and end anywhere ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Which of the following is false statement?Excess quantities of sulphur in diesel fuel are Objectionable because it may cause the following Piston ring and cylinder wear Formation of hard coating on piston skirts Detonation Oil sludge in the engine crank case Piston ring and cylinder wear Formation of hard coating on piston skirts Detonation Oil sludge in the engine crank case ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The size of inlet valve of an engine in comparison to exhaust valve is Same More/less depending on capacity of engine More Less Same More/less depending on capacity of engine More Less ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The expansion of fuel in a four stroke cycle diesel engine Starts at 15° after top dead center and ends at 30° before bottom dead center Starts at 15° before top dead center and ends at 30° after top dead center Starts at top dead center and ends at 30° after top dead center May start and end anywhere Starts at 15° after top dead center and ends at 30° before bottom dead center Starts at 15° before top dead center and ends at 30° after top dead center Starts at top dead center and ends at 30° after top dead center May start and end anywhere ANSWER DOWNLOAD EXAMIANS APP
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