Fuels and Combustion Gray King Assay and Swelling Index of a coal is a measure of its Abradability Resistance to impact breakage Agglutinating properties Swelling characteristics Abradability Resistance to impact breakage Agglutinating properties Swelling characteristics ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Explosion limit of blast furnace gas is 37 to 71% gas in gas-air mixture. It means that the blast furnace gas will explode when burnt in a confined space, if its concentration in the gas-air mixture is __________ percent. >71% < 37% In between 37 & 71% None of these >71% < 37% In between 37 & 71% None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Dry air required to burn 1 kg of carbon completely may be around __________ kg. 11 20 38 2 11 20 38 2 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Critical Air Blast (CAB) value of coke is a direct measure of its Hardness Strength None of these Reactivity Hardness Strength None of these Reactivity ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Gross heating value of coal is __________ the net heating value. None of these Same as Higher than Lower than None of these Same as Higher than Lower than ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Low temperature carbonisation Produces less quantity of tar than high temperature carbonisation Is meant for the production of 'metallurgical coke' Is mainly for producing the smokeless domestic coke Produces higher quantity of gas than high temperature carbonisation Produces less quantity of tar than high temperature carbonisation Is meant for the production of 'metallurgical coke' Is mainly for producing the smokeless domestic coke Produces higher quantity of gas than high temperature carbonisation ANSWER DOWNLOAD EXAMIANS APP
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