Fuels and Combustion Narrow coke ovens as compared to wider coke ovens Require less time of carbonisation Produce smaller coke Produce stronger coke All of these Require less time of carbonisation Produce smaller coke Produce stronger coke All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Supply of excess air for complete combustion of fuel is necessitated to facilitate Its thorough mixing with air Attainment of chemical equilibrium None of these Attainment of high temperature Its thorough mixing with air Attainment of chemical equilibrium None of these Attainment of high temperature ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following gaseous fuels has the highest net calorific value (kcal/Nm³)? Carburetted water gas Natural gas Producer gas Liquified petroleum gas Carburetted water gas Natural gas Producer gas Liquified petroleum gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Combustion of pulverised fuel Requires larger combustion chamber than rich gaseous fuel In a metallurgical furnace does not contaminate the product in the furnace by ash from fuel All of these Suppresses the discharge of fine dust and grit into atmosphere Requires larger combustion chamber than rich gaseous fuel In a metallurgical furnace does not contaminate the product in the furnace by ash from fuel All of these Suppresses the discharge of fine dust and grit into atmosphere ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In high temperature carbonisation (as compared to low temperature carbonisation) of coal Tar yield is less but free carbon in tar is more Calorific value of coke oven gas is less Coke oven gas yield is more All of these Tar yield is less but free carbon in tar is more Calorific value of coke oven gas is less Coke oven gas yield is more All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Dust content in raw blast furnace gas is about __________ gm/Nm³ , hence it is cleaned to the dust level of about < 10 mg /Nm³ before use. 150-200 43832 15-30 70-100 150-200 43832 15-30 70-100 ANSWER DOWNLOAD EXAMIANS APP
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