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Water gas constitutes mainly of __________________?
Related MCQs
Coke oven gas after passing through return electrostatic tar precipitator (RETP) is used for the__________?
Benzene is used__________?
Which of the following constituents of a fuel does not contribute to its calorific value on combustion ?
High temperature carbonisation of coal produces__________?
Gobar gas constitutes mainly of__________?
Which of the following coal gasification processes will produce gas having maximum methane content ?
During the carbonisation of coal__________?
A coal that softens and fuses on heating is__________?
Main use of soft coke is as __________ fuel?
Gas yield in the Kopper-Totzek coal gasifier is about __________ Nm3/ton coal (ash = 35%)?
Height of coke oven is limited (say maximum upto 7 metres) mainly by the__________?
Steam is intermittently admitted into the fuel bed during the production of producer gas to__________?
Which of the following coke has the least percentage of ash ?
The weathering index of a coal__________?
Blast furnace gas is a very poisonous gas because of its predominantly high __________ content?
Stoichiometric combustion of 12 kg of carbon requires __________ of oxygen?
Adiabatic flame temperature of a fuel is dependent on the initial temperature of__________?
Main constituents of Benzol are __________?
Gobar gas is produced by the __________ of cow dung?
Hard pitch is used for making__________?
Undercharging of coal in the by-product coke ovens results in __________?
Benzol is used__________?
Pulverised coal used in boiler firing need not have__________?
Calorific value of coal middling generated in coal washeries during washing of coal may be around __________ Kcal/kg?
About __________ Nm3 of air will be required for the complete combustion of 2Nm3 of CO?
Fischer-Tropsch method aims at the __________?
In flue gas analysis by Orsat’s apparatus, carbon dioxide is absorbed by__________?
Net calorific value is the gross calorific value less the __________ heat of water in the product of combustion when cooled to 15°C ?
Producer gas comprises mainly of __________?
Coke compared to the coal from which it has been made, contains __________?
Main constituents of purified Lurgi gas are__________?
Which of the following is coking ?
Compound coke ovens are those which can be heated by __________?
Out of the following fuels, the difference between the net and gross calorific value is maximum in case of__________?
Calorific value of __________?
__________ present in coal is not determined in its ultimate analysis ?
Coke made in narrower by-product coke ovens (as compared to wider ovens) is __________?
Gray King Assay and Swelling Index of a coal is a measure of its __________?
Furnace oil consumption in a furnace for a given duty employing preheated combination air (at 300°) may be reduced by about __________ percent as compared to the use of atmospheric combustion air?
In low temperature carbonisation of coal, the__________?
Which of the following is a single stage, fixed bed high pressure coal gasification process ?
Blast furnace gas constitutes mainly of__________?
Pure carbon is completely burnt in oxygen. The flue gas analysis is 70%CO2, 20%CO and 10%O2. The percent excess oxygen used is __________?
Washing of coal does not reduce its__________?
Preheating of coal charge for the coke ovens reduces the __________?
Which of the following gaseous fuels has the highest net calorific value (kcal/Nm3) ?
Width of the coke oven towards coke side is slightly more than that on pusher side to__________?
Natural draught produced by a chimney depends upon the __________?
Highly reactive coke have lower __________?
__________ prohibits the use of alcohols directly in petrol engines ?
Volumetric ratio of N2 to O2 in dry atmospheric air is __________?
Water gas constitutes mainly of __________________?
A. CO & H2
B. CO & N2
C. CO2 & H2
D. CH4 & H2
Correct Answer:
CO & H2
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Last Updated:
March 08, 2019