Fuels and Combustion Coke oven gas is a better fuel than blast furnace gas, because of its higher Calorific value, cleanliness and relatively low distribution cost (due to its low specific gravity) Adiabatic flame temperature Heat release rate (thus requiring smaller combustion chamber) All of these Calorific value, cleanliness and relatively low distribution cost (due to its low specific gravity) Adiabatic flame temperature Heat release rate (thus requiring smaller combustion chamber) All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A good coking coal should have high __________ content. Ash None of these Sulphur & phosphorus Moisture Ash None of these Sulphur & phosphorus Moisture ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Prime coking coal is always blended with medium or non- coking coal before ear-bonisation Both A & B To check against its excessive swelling during heating, which may exert high pressure and damage coke oven walls Because, it alone produces unreactive coke Neither A nor B Both A & B To check against its excessive swelling during heating, which may exert high pressure and damage coke oven walls Because, it alone produces unreactive coke Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Caking index of a coal is a measure of its Agglutinating (binding) properties Abradability Porosity Reactivity Agglutinating (binding) properties Abradability Porosity Reactivity ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Most of the coking coals are Lignite None of these Anthracite Bituminous Lignite None of these Anthracite Bituminous ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Carbon Content by weight in air dried wood may be about __________ percent. 10 50 25 80 10 50 25 80 ANSWER DOWNLOAD EXAMIANS APP
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