Internal Combustion Engines The air-fuel ratio in petrol engines is controlled by Governing Controlling valve opening/closing Carburetion Injection Governing Controlling valve opening/closing Carburetion Injection ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The pressure and temperature at the end of compression stroke in a petrol engine are of the order of 4-6 kg/cm² and 200-250°C 12-20 kg/cm² and 350-450°C 6-12 kg/cm² and 250-350°C 20-30 kg/cm² and 450-500°C 4-6 kg/cm² and 200-250°C 12-20 kg/cm² and 350-450°C 6-12 kg/cm² and 250-350°C 20-30 kg/cm² and 450-500°C ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The fuels in order of decreasing knock tendency for spark ignition engines are Paraffin, napthene, aromatic Napthene, aromatics, paraffin Napthene, paraffin, aromatic Paraffin, aromatic, napthene Paraffin, napthene, aromatic Napthene, aromatics, paraffin Napthene, paraffin, aromatic Paraffin, aromatic, napthene ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Does the supply of scavenging air at a density greater than that of atmosphere mean engine is supercharged? Yes To some extent No Unpredictable Yes To some extent No Unpredictable ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines When a body, floating in a liquid, is given a small angular displacement, it starts oscillating about a point known as Centre of buoyancy Metacentre Centre of pressure Centre of gravity Centre of buoyancy Metacentre Centre of pressure Centre of gravity 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 All of these Long ignition delay Low density Low temperature All of these Long ignition delay Low density Low temperature ANSWER DOWNLOAD EXAMIANS APP
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