Calorific values of both the solid as well as the liquid fuels can be determined by __________ calorimeter. Bomb None of these Junkar's Boy's TRUE ANSWER : ? YOUR ANSWER : ?
A coal having higher volatile matter content, has lower Chance of catching fire during storage in open space Ignition temperature Smoking tendency on burning Coke oven gas yield on carbonisation TRUE ANSWER : ? YOUR ANSWER : ?
A carbonaceous fuel (containing no H₂ or hydrocarbons) is burnt and the resulting flue gas contains 21% CO₂. It means that No excess air has been used for combustion 21% excess air has been used for combustion 21% excess oxygen has been used for combustion Complete combustion of fuel has taken place TRUE ANSWER : ? YOUR ANSWER : ?
High excess air in combustion of fuels results in Increased fuel consumption None of these Incomplete combustion Smoky flame TRUE ANSWER : ? YOUR ANSWER : ?
High pressure coal gasification is employed in __________ process. Winkler Kopper-Totzek Lurgi None of these TRUE ANSWER : ? YOUR ANSWER : ?
Gray-King Assay and Roga Index of coal is a measure of its Abradability Weathering properties Grindability Caking and swelling properties TRUE ANSWER : ? YOUR ANSWER : ?
Preheating of a gaseous fuel results in increased Ignition temperature Flame temperature Quantity of flue gas Flame length TRUE ANSWER : ? YOUR ANSWER : ?
The calorific value of L.D. converter gas is about __________ Kcal/Nm³ . 1800 800 10000 4500 TRUE ANSWER : ? YOUR ANSWER : ?
Gasification of the solid fuel converts its organic part into combustible by interaction with air/oxygen and steam so as to obtain a secondary gaseous fuel of high calorific value having no ash. Gasification reactions are normally carried out at about __________ °C. 900-1000 400-500 1400-1500 1700-1800 TRUE ANSWER : ? YOUR ANSWER : ?
In general, the limit of inflammability/explosion limit of fuel gases is widened by the All of these Increase in gas pressure Use of pure oxygen for combustion instead of air Increase in temperature (i.e. preheating) TRUE ANSWER : ? YOUR ANSWER : ?