Internal Combustion Engines A mixture containing 65% of iso-octane and 35% of normal heptane will have Octane number 35 Cetane number 65 Octane number 65 Cetane number 35 Octane number 35 Cetane number 65 Octane number 65 Cetane number 35 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The cetane number of diesel oil, generally available, is 30 to 40 40 to 55 25 to 30 20 to 25 30 to 40 40 to 55 25 to 30 20 to 25 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) None of these 1 - (1/rγ - 1) 1 + rγ - 1 1 - rγ - 1 None of these 1 - (1/rγ - 1) 1 + rγ - 1 1 - rγ - 1 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The two reference fuels used for cetane rating are Cetane and tetra ethyl lead Cetane and alpha-methyl naphthalene Cetane and normal heptane Cetane and iso-octane Cetane and tetra ethyl lead Cetane and alpha-methyl naphthalene Cetane and normal heptane Cetane and iso-octane ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A higher compression ratio causes Acceleration in the rate of combustion Increase in detonation Pre-ignition Any one of these Acceleration in the rate of combustion Increase in detonation Pre-ignition Any one of these ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines All heat engines utilize High heat value of oil Calorific value of fuel Net calorific value of oil Low heat value of oil High heat value of oil Calorific value of fuel Net calorific value of oil Low heat value of oil ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS