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 + rγ - 1 None of these 1 - (1/rγ - 1) 1 - rγ - 1 1 + rγ - 1 None of these 1 - (1/rγ - 1) 1 - rγ - 1 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Gaseous fuel guarantees are based on High heat value of oil Low heat value of oil Calorific value of oil Mean heat value of oil High heat value of oil Low heat value of oil Calorific value of oil Mean heat value of oil ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The thermal efficiency of diesel engines is about 0.15 0.7 0.5 0.3 0.15 0.7 0.5 0.3 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a petrol engine, the mixture has the lowest pressure at the End of compression stroke End of suction stroke None of these Beginning of suction stroke End of compression stroke End of suction stroke None of these Beginning of suction stroke ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The firing order in an I.C. engine depends upon Arrangement of the cylinders Number of cylinders Design of crankshaft All of these Arrangement of the cylinders Number of cylinders Design of crankshaft All of these ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The following volume of air is required for consuming 1 liter of fuel by a four stroke engine 5 m3 910 m3 1 m3 56 m3 5 m3 910 m3 1 m3 56 m3 ANSWER DOWNLOAD EXAMIANS APP
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