Internal Combustion Engines Which one of the following event would reduce volumetric efficiency of a vertical compression ignition engine? Inlet valve closing after bottom dead center Inlet valve opening before top dead center Inlet valve closing before bottom dead center Exhaust valve closing after top dead center Inlet valve closing after bottom dead center Inlet valve opening before top dead center Inlet valve closing before bottom dead center Exhaust valve closing after top dead center ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The thermal efficiency of petrol and gas engines is about 0.15 0.5 0.3 0.7 0.15 0.5 0.3 0.7 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The tangential velocity of the water element having a free vortex is Directly proportional to its (distance)2 from the centre Inversely proportional to its distance from the centre Inversely proportional to its (distance)2 from the centre Directly proportional to its distance from the centre Directly proportional to its (distance)2 from the centre Inversely proportional to its distance from the centre Inversely proportional to its (distance)2 from the centre Directly proportional to its distance from the centre ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines If the temperature of intake air in internal combustion engine increases, then its efficiency will Decrease None of the listed here Increase Remain same Decrease None of the listed here Increase Remain same ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The ignition of the charge by some hot surface within the engine before the passage of spark is called Detonation Auto-ignition Ignition delay Pre-ignition Detonation Auto-ignition Ignition delay Pre-ignition ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The operation of forcing additional air under pressure in the engine cylinder is known as Supercharging Pre-ignition Turbulence Scavenging Supercharging Pre-ignition Turbulence Scavenging ANSWER DOWNLOAD EXAMIANS APP
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