Internal Combustion Engines The theoretically correct mixture of air and petrol is 10 : 1 15 : 1 25 : 1 20 : 1 10 : 1 15 : 1 25 : 1 20 : 1 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a four stroke cycle petrol engine, the expansion Starts at 30° before top dead center and ends at 50° before bottom dead center May start and end anywhere Starts at top dead center and ends at bottom dead center Starts at 30° after top dead center and ends at 50° after bottom dead center Starts at 30° before top dead center and ends at 50° before bottom dead center May start and end anywhere Starts at top dead center and ends at bottom dead center Starts at 30° after top dead center and ends at 50° after bottom dead center ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The inlet value of a four stroke cycle I.C engine remains open for nearly 200° 180° 125° 235° 200° 180° 125° 235° ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Iso-octane (C₈H₁₈) has octane number of 120 100 0 50 120 100 0 50 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The higher combustion chamber wall temperature in compression ignition engines will _________ knocking tendency. None of these Reduce Not effect Increase None of these Reduce Not effect Increase ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The object of supercharging the engine is All of these To reduce mass of the engine per brake power To reduce space occupied by the engine To increase the power output of an engine when greater power is required All of these To reduce mass of the engine per brake power To reduce space occupied by the engine To increase the power output of an engine when greater power is required ANSWER DOWNLOAD EXAMIANS APP