Internal Combustion Engines Iso-octane (C₈Hâ‚₈) has octane number of 120 50 100 120 50 100 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 May start and end anywhere Starts at top dead center and ends at 30° after top dead center 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 May start and end anywhere Starts at top dead center and ends at 30° after top dead center ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The knocking tendency in spark ignition engines may be decreased by Controlling the air-fuel mixture Controlling the ignition timing Controlling the exhaust temperature Reducing the compression ratio Controlling the air-fuel mixture Controlling the ignition timing Controlling the exhaust temperature Reducing the compression ratio ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Fuel consumption of diesel engines is not guaranteed at one quarter load because at such low loads The small difference in cooling water temperature or in internal friction has a disproportionate effect The friction is high The friction is unpredictable The engine is rarely operated The small difference in cooling water temperature or in internal friction has a disproportionate effect The friction is high The friction is unpredictable The engine is rarely operated ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The specific fuel consumption per B.P. hour for a petrol engine is about 0.25 kg 0.35 kg 0.3 kg 0.2 kg 0.25 kg 0.35 kg 0.3 kg 0.2 kg ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In petrol engines, the delay period is of the order of 0.002 second 0.003 second 0.004 second 0.001 second 0.002 second 0.003 second 0.004 second 0.001 second ANSWER DOWNLOAD EXAMIANS APP
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