Internal Combustion Engines A heat engine utilizes the Calorific value of oil Low heat value of High heat value of oil Mean heat value of oil Calorific value of oil Low heat value of High heat value of oil Mean heat value of oil ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A diesel engine has compression ratio from 15 to 25 10 to 15 6 to 10 25 to 40 15 to 25 10 to 15 6 to 10 25 to 40 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The calorific value of gaseous fuels is expressed in terms of kcal/m3 kcal/kg kcal kcal/m² kcal/m3 kcal/kg kcal kcal/m² ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The air standard efficiency of an I.C. engine is given by (where r = Compression ratio, and γ = Ratio of specific heats) 1 - (1/rγ - 1) None of these 1 + rγ - 1 1 - rγ - 1 1 - (1/rγ - 1) None of these 1 + rγ - 1 1 - rγ - 1 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The air-fuel ratio in petrol engines is controlled by Injection Carburetion Controlling valve opening/closing Governing Injection Carburetion Controlling valve opening/closing Governing ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The exhaust valve in a four stroke cycle petrol engine Opens at 50° before bottom dead center and closes at 15° after top dead center Opens at 50° after bottom dead center and closes at 15° before top dead center Opens at bottom dead center and closes at top dead center May open and close anywhere Opens at 50° before bottom dead center and closes at 15° after top dead center Opens at 50° after bottom dead center and closes at 15° before top dead center Opens at bottom dead center and closes at top dead center May open and close anywhere ANSWER DOWNLOAD EXAMIANS APP
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