Incomplete combustion of fuel in the furnace is judged by high __________ of the flue gases. CO content Dew point CO₂ content O₂ content TRUE ANSWER : ? YOUR ANSWER : ?
The gasification reaction represented by, C + H₂O = CO + H₂, is Exothermic Catalytic Endothermic Autocatalytic TRUE ANSWER : ? YOUR ANSWER : ?
Higher efficiency in the combustion of solid fuel can not be achieved by Adopting efficient-fuel firing technique & equipment Supplying correct quantity of combustion air Keeping the flue gas exhaust temperature very high Proper fuel preparation TRUE ANSWER : ? YOUR ANSWER : ?
The sequence of absorption in flue gas analysis by Orsat's apparatus is respectively CO₂, CO, O₂ O₂, CO₂, CO CO, O₂, CO₂ CO₂, O₂, CO TRUE ANSWER : ? YOUR ANSWER : ?
With increase in the oxygen content of the coal, its __________ decreases. Caking power Both A & B Neither A nor B Calorific value TRUE ANSWER : ? YOUR ANSWER : ?
Preheating of coal charge for the coke ovens reduces the All of these Yield of gas and tar Time of carbonisation Fuel consumption in coking TRUE ANSWER : ? YOUR ANSWER : ?
The maximum adiabatic flame temperature in air is __________ the maximum flame temperature in pure oxygen. Same as Higher than Lower than Not related to TRUE ANSWER : ? YOUR ANSWER : ?
Low temperature oxidation of coal during storage does not decrease its None of these Caking power Calorific value Oxygen content TRUE ANSWER : ? YOUR ANSWER : ?
Kopper-Totzek coal gasifier (installed in a coal based nitrogeneous fertiliser plant) employs a/an __________ bed gasifier. Moving Fluidised Fixed Entrained TRUE ANSWER : ? YOUR ANSWER : ?