Fuels and Combustion Coke oven gas produced by high temperature carbonisation of coal (as compared to that produced by low temperature carbonisation), has Both A & B Higher calorific value Lower hydrogen content Neither A nor B Both A & B Higher calorific value Lower hydrogen content Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Height of coke oven is limited (say maximum upto 7 metres) mainly by the Structural strength of silica bricks Problem in door cleaning Problem of uniform heating along its height Buckling of ram of pusher car at the time of coke pushing Structural strength of silica bricks Problem in door cleaning Problem of uniform heating along its height Buckling of ram of pusher car at the time of coke pushing ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Volumetric ratio of N₂ to O₂ in dry atmospheric air is 4.76 0.79 3.76 0.21 4.76 0.79 3.76 0.21 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A coal containing very high percentage of durain is called __________ coal. Non-banded Bright Splint Boghead Non-banded Bright Splint Boghead ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The calorific value of natural gas is about __________ kcal/Nm³. 2500 35, 000 10, 000 25, 000 2500 35, 000 10, 000 25, 000 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Benzene is used As a motor fuel As an explosive For making insecticides (e.g., DDT, BHC etc.), detergent & rubber (SBR) As a perfume As a motor fuel As an explosive For making insecticides (e.g., DDT, BHC etc.), detergent & rubber (SBR) As a perfume ANSWER DOWNLOAD EXAMIANS APP
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