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 theoretically correct air fuel ratio for petrol engine is of the order of 0.25069444444444 0.50069444444444 0.37569444444444 0.62569444444444 0.25069444444444 0.50069444444444 0.37569444444444 0.62569444444444 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The combustion in compression ignition engines is Homogeneous None of these Both (A) and (B) Heterogeneous Homogeneous None of these Both (A) and (B) Heterogeneous ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The firing order in an I.C. engine depends upon Number of cylinders Arrangement of the cylinders Design of crankshaft All of these Number of cylinders Arrangement of the cylinders Design of crankshaft All of these ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The fuel air ratio in a petrol engine fitted with suction carburettor, operating with dirty air filter as compared to clean filter will be Lower Higher None of the listed here Remain unaffected Lower Higher None of the listed here Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The self ignition temperature of petrol is _________ as compared to diesel oil. None of these Lower Higher Same None of these Lower Higher Same ANSWER DOWNLOAD EXAMIANS APP
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