Internal Combustion Engines The air-fuel ratio in petrol engines is controlled by Governing Carburetion Injection Controlling valve opening/closing Governing Carburetion Injection Controlling valve opening/closing ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The inlet valve of a four stroke cycle internal combustion engine remains open for 180° 270° 130° 230° 180° 270° 130° 230° ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The ignition quality of petrol is expressed by Calorific value Cetane number All of these Octane number Calorific value Cetane number All of these Octane number ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In petrol engine, using a fixed octane rating fuel and fixed compression ratio, supercharging will _________ the knocking tendency. Increase None of these Decrease Not effected Increase None of these Decrease Not effected ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The fuel in diesel engine is normally injected at pressure of 20-25 kg/cm² 90-130 kg/cm² 60-80 kg/cm² 5-10 kg/cm² 20-25 kg/cm² 90-130 kg/cm² 60-80 kg/cm² 5-10 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The correct mixture strength (by weight) for petrol is about 22.6 : 1 14.6 : 1 18.5 : 1 20.4 : 1 22.6 : 1 14.6 : 1 18.5 : 1 20.4 : 1 ANSWER DOWNLOAD EXAMIANS APP
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