Fuels and Combustion Removal of hydrogen from coke oven gas Decreases its calorific value Is not possible on commerical scale Increases its calorific value Does not alter its calorific value Decreases its calorific value Is not possible on commerical scale Increases its calorific value Does not alter its calorific value ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A coal that softens and fuses on heating is Carbonised Classified Caking Non-caking Carbonised Classified Caking Non-caking ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coke having higher porosity has All of these Lower strength Higher reactivity Lower bulk density All of these Lower strength Higher reactivity Lower bulk density ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Critical Air Blast (CAB) value of coke is a direct measure of its Strength Reactivity Hardness None of these Strength Reactivity Hardness None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A coal having high ratio of volatile matter to fixed carbon as compared to a coal having low ratio of volatile matter to fixed carbon Requires smaller combustion space and less secondary air None of these Is more difficult to ignite and produces a shorter flame Is less liable to spontaneous combustion on storage Requires smaller combustion space and less secondary air None of these Is more difficult to ignite and produces a shorter flame Is less liable to spontaneous combustion on storage ANSWER DOWNLOAD EXAMIANS APP
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