Fuels and Combustion Quantity of coke oven gas produced by high temperature carbonisation of one ton of dry coal may be around __________ Nm³. 30 3000 300 30, 000 30 3000 300 30, 000 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Nitrogen in coal Comes from protein in parent vegetable matter Is recovered as ammonia during its carbonisation All of these Is present upto 1-2% Comes from protein in parent vegetable matter Is recovered as ammonia during its carbonisation All of these Is present upto 1-2% ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Anthracite coal Ignites more easily than bituminous coal Contains more volatile matter than bituminous coal Burns with short, bluish, yellow-tipped flame producing very little smoke Is essentially a coking coal Ignites more easily than bituminous coal Contains more volatile matter than bituminous coal Burns with short, bluish, yellow-tipped flame producing very little smoke Is essentially a coking coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is a measure of the agglutinating (i.e., binding) property of coal? Swelling index Thickness of plastic layer Caking index Gray-king index Swelling index Thickness of plastic layer Caking index Gray-king index ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Caking index of coal blend used for blast furnace coke making is about 36 12 22 8 36 12 22 8 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Fusion point of coal ash generally varies from 1000 to 1700° C. Ash having fusion point less than __________ °C is liable to form clinker. 1350 1100 1250 1400 1350 1100 1250 1400 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS