Internal Combustion Engines Iso-octane (C₈Hâ‚₈) has octane number of 100 50 120 100 50 120 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The maximum propulsive efficiency of a turbojet engine is at a speed of 2400 km/h 2000 km/h 3000 km/h 1000 km/h 2400 km/h 2000 km/h 3000 km/h 1000 km/h ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The octane number of petrol, generally available, is 60 to 80 20 to 40 80 to 100 40 to 60 60 to 80 20 to 40 80 to 100 40 to 60 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines If the compression ratio of an engine working on Otto cycle is increased from 5 to 7, the percentage increase in efficiency will be 0.14 0.02 0.04 0.08 0.14 0.02 0.04 0.08 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Pick up the wrong statement about supercharging Supercharging at high altitudes is essential Supercharging results in fuel economy There can be limited supercharging in petrol engines because of detonation Supercharging reduces knocking in diesel engines Supercharging at high altitudes is essential Supercharging results in fuel economy There can be limited supercharging in petrol engines because of detonation Supercharging reduces knocking in diesel engines ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Antiknock for compression ignition engines is Hexadecane Napthene Amyl nitrate Tetra ethyl lead Hexadecane Napthene Amyl nitrate Tetra ethyl lead ANSWER DOWNLOAD EXAMIANS APP