Internal Combustion Engines The pressure at the end of compression, in petrol engines, is approximately 10 bar 25 bar 20 bar 35 bar 10 bar 25 bar 20 bar 35 bar ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a four stroke cycle petrol engine, the expansion Starts at 30° after top dead center and ends at 50° after bottom dead center Starts at 30° before top dead center and ends at 50° before bottom dead center Starts at top dead center and ends at bottom dead center May start and end anywhere Starts at 30° after top dead center and ends at 50° after bottom dead center Starts at 30° before top dead center and ends at 50° before bottom dead center Starts at top dead center and ends at bottom dead center May start and end anywhere ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Compression loss in I.C engines occurs due to All of these Clogged air inlet slots Use of thick head gasket Leaking piston rings All of these Clogged air inlet slots Use of thick head gasket Leaking piston rings ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Detonation is harmful due to Increase in the rate of heat transfer, there is a reduction in the power output and efficiency of the engine High intensity of knock causes crankshaft vibration and the engine runs rough Excessive turbulence which removes most of the insulating gas boundary layer from the cylinder walls None of these Increase in the rate of heat transfer, there is a reduction in the power output and efficiency of the engine High intensity of knock causes crankshaft vibration and the engine runs rough Excessive turbulence which removes most of the insulating gas boundary layer from the cylinder walls None of these ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The scavenging efficiency of a four stroke cycle diesel engine is Between 50 and 85% Between 85 and 95% Below 50% Between 95 and 100% Between 50 and 85% Between 85 and 95% Below 50% Between 95 and 100% ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A stoichiometric air-fuel ratio is Chemically correct mixture Rich mixture for over loads Rich mixture for idling Lean mixture Chemically correct mixture Rich mixture for over loads Rich mixture for idling Lean mixture ANSWER DOWNLOAD EXAMIANS APP
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