Preheating of coal charge for the coke ovens reduces the Options: A . &nbspTime of carbonisation B . &nbspYield of gas and tar C . &nbspFuel consumption in coking D . &nbspAll of the above

Preheating of coal charge for the coke ovens reduces the

Question

Preheating of coal charge for the coke ovens reduces the

Options:

A . Time of carbonisation

B . Yield of gas and tar

C . Fuel consumption in coking

D . All of the above

Answer: Option D

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Question 1. Froth floatation is used for....

Question 2. Fossil fuels mean....

Question 3. Main use of soft coke is as __________ fuel.....

Question 4. Fussain....

Question 5. Deficiency of combustion air during combustion of a gaseous fuel....

Question 6. Which of the following is not a manufactured fuel ?....

Question 7. Preheating of combustion air is done to....

Question 8. Theoretical flame temperature of a fuel is that temperature which is attained, when the fuel is completely burnt 'using ....fuel is completely burnt 'using theoretical amount of air in

Question 9. With increase in the time of carbonisation at a particular temperature (say 1000°C), the __________ percentage in coke ....(say 1000°C), the __________ percentage in coke oven gas increases.

Question 10. Assam coals suffers mainly from the disadvantage of high __________ content.....

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