Internal Combustion Engines The theoretically correct mixture of air and petrol is 20 : 1 15 : 1 25 : 1 10 : 1 20 : 1 15 : 1 25 : 1 10 : 1 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The maximum propulsive efficiency of a turbojet engine is at a speed of 2000 km/h 3000 km/h 2400 km/h 1000 km/h 2000 km/h 3000 km/h 2400 km/h 1000 km/h ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In the opposed piston diesel engine, the combustion chamber is located There is no such criterion Above the piston Between the pistons Below the piston There is no such criterion Above the piston Between the pistons Below the piston ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Compression ratio of I.C. Engines is The ratio of volumes of air in cylinder before compression stroke and after compression stroke Swept volume/cylinder volume Volume displaced by piston per stroke and clearance volume in cylinder Ratio of pressure after compression and before compression The ratio of volumes of air in cylinder before compression stroke and after compression stroke Swept volume/cylinder volume Volume displaced by piston per stroke and clearance volume in cylinder Ratio of pressure after compression and before compression ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines When crude oil is heated, then which of the following hydrocarbon is given off first? Natural gas Gasoline Paraffin Kerosene Natural gas Gasoline Paraffin Kerosene ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The voltage required to produce a spark across the gap, between the sparking points is 2000 to 4000 volts 4000 to 6000 volts 6000 to 10,000 volts 10,000 to 12,000 volts 2000 to 4000 volts 4000 to 6000 volts 6000 to 10,000 volts 10,000 to 12,000 volts ANSWER DOWNLOAD EXAMIANS APP