Internal Combustion Engines Compression ratio of I.C. Engines is 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 The ratio of volumes of air in cylinder before compression stroke and after compression stroke ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Which of the following is false statement? Piston ring and cylinder wear Formation of hard coating on piston skirts Oil sludge in the engine crank case Detonation Piston ring and cylinder wear Formation of hard coating on piston skirts Oil sludge in the engine crank case Detonation ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The maximum temperature in the I.C. engine cylinder is of the order of 500-1000°C 2000-2500°C 1500-2000°C 1000-1500°C 500-1000°C 2000-2500°C 1500-2000°C 1000-1500°C ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines All heat engines utilize High heat value of oil Low heat value of oil Net calorific value of oil Calorific value of fuel High heat value of oil Low heat value of oil Net calorific value of oil Calorific value of fuel ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In order to prevent knocking in spark ignition engines, the charge away from the spark plug should have Low density Low temperature All of these Long ignition delay Low density Low temperature All of these Long ignition delay ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The air requirement of a petrol engine during starting compared to theoretical air required for complete combustion is Less Same More May be more or less depending on engine capacity Less Same More May be more or less depending on engine capacity ANSWER DOWNLOAD EXAMIANS APP
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