Fuels and Combustion The optimum percentage of excess air for combustion depends upon the __________ of the fuel. Type (solid, liquid or gaseous) Ignition temperature Sulphur content Calorific value Type (solid, liquid or gaseous) Ignition temperature Sulphur content Calorific value ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of a typical dry anthracite coal may be around __________ Kcal/kg. 8000 15000 4000 1000 8000 15000 4000 1000 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coalification means the Direct hydrogenation of coal Underground gasification of coal Process of conversion of lignite into anthracite Complete combustion of coal Direct hydrogenation of coal Underground gasification of coal Process of conversion of lignite into anthracite Complete combustion of coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following fuels is the best for burning on chain grate stoker? Caking coal Pulverised coal Non-caking coal Coking coal Caking coal Pulverised coal Non-caking coal Coking coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion 'Mixed gas' used in steel plants is a mixture of F. gas and coke oven gas Blast furnace gas and naphtha vapor Coke oven gas and converter gas Coke oven gas and L.P.G F. gas and coke oven gas Blast furnace gas and naphtha vapor Coke oven gas and converter gas Coke oven gas and L.P.G ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Low temperature carbonisation Is meant for the production of 'metallurgical coke' Produces less quantity of tar than high temperature carbonisation Produces higher quantity of gas than high temperature carbonisation Is mainly for producing the smokeless domestic coke Is meant for the production of 'metallurgical coke' Produces less quantity of tar than high temperature carbonisation Produces higher quantity of gas than high temperature carbonisation Is mainly for producing the smokeless domestic coke ANSWER DOWNLOAD EXAMIANS APP
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