Internal Combustion Engines In order to prevent knocking in spark ignition engines, the charge away from the spark plug should have All of these Long ignition delay Low temperature Low density All of these Long ignition delay Low temperature Low density ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The thermal efficiency of petrol and gas engines is about 0.7 0.3 0.15 0.5 0.7 0.3 0.15 0.5 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In case of gas turbines, the gaseous fuel consumption guarantees are based on Calorific value Low heat value Net calorific value High heat value Calorific value Low heat value Net calorific value High heat value ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The mechanical efficiency (ηm) of the engine is given by None of these ηm = (B.P × I.P)/100 ηm = I.P/B.P ηm = B.P/I.P None of these ηm = (B.P × I.P)/100 ηm = I.P/B.P ηm = B.P/I.P ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Compression ratio of I.C. Engines is Ratio of pressure after compression and before compression Volume displaced by piston per stroke and clearance volume in cylinder Swept volume/cylinder volume The ratio of volumes of air in cylinder before compression stroke and after compression stroke Ratio of pressure after compression and before compression Volume displaced by piston per stroke and clearance volume in cylinder Swept volume/cylinder volume The ratio of volumes of air in cylinder before compression stroke and after compression stroke ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Air fuel ratio at which a petrol engine cannot work is 20 : 1 and less 0.33402777777778 0.41736111111111 0.62569444444444 20 : 1 and less 0.33402777777778 0.41736111111111 0.62569444444444 ANSWER DOWNLOAD EXAMIANS APP
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