Internal Combustion Engines In petrol engine, using a fixed octane rating fuel and fixed compression ratio, supercharging will _________ the knocking tendency. Decrease Not effected Increase None of these Decrease Not effected Increase None of these ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The temperature of interior surface of cylinder wall in normal operation is not allowed to exceed 180°C 120°C 80°C 240°C 180°C 120°C 80°C 240°C 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 Detonation Formation of hard coating on piston skirts Oil sludge in the engine crank case Piston ring and cylinder wear Detonation Formation of hard coating on piston skirts Oil sludge in the engine crank case Piston ring and cylinder wear ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a typical medium speed, 4-stroke cycle diesel engine Fuel injection starts at top dead center and ends at 20° after top dead center May start and end anywhere Fuel injection starts at 10° before top dead center and ends at 20° after top dead center Fuel injection starts at just before top dead center and ends just after top dead center Fuel injection starts at top dead center and ends at 20° after top dead center May start and end anywhere Fuel injection starts at 10° before top dead center and ends at 20° after top dead center Fuel injection starts at just before top dead center and ends just after top dead center ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The calorific value of gaseous fuels is expressed in terms of kcal/m² kcal/m3 kcal/kg kcal kcal/m² kcal/m3 kcal/kg kcal ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The voltage required to produce a spark across the gap, between the sparking points is 4000 to 6000 volts 10,000 to 12,000 volts 2000 to 4000 volts 6000 to 10,000 volts 4000 to 6000 volts 10,000 to 12,000 volts 2000 to 4000 volts 6000 to 10,000 volts ANSWER DOWNLOAD EXAMIANS APP
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