Q. Benzol is used

View solution

Q. Ash content in the coke produced from a coking coal having 20% ash may be around __________ percent.

View solution

Q. Which of the following is not endothermic?

View solution

Q. High sulphur content in a fuel __________ of the flue gases.

View solution

Q. Ash content in the middling coal (a byproduct of coal washeries) in India ranges between __________ percent.

View solution

Q. Fuel combustion is never cent per cent efficient due to

View solution

Q. Which of the following fuels is the best for burning on chain grate stoker ?

View solution

Q. The cuprous chloride used in orsat apparatus can absorb

View solution

Q. Coal tar fuels (CTF) as compared to petroleum based fuel oils have higher

View solution

Q. Mott and Wheeler test is conducted on coke to find its

View solution

Q. The pyragallol solution used in orsat apparatus can absorb

View solution

Q. Percentage of nitrogen in blast furnace gas may be around

View solution

Q. Very __________ coals are completely devoid of cokability i.e, it is non coking.

View solution

Q. Nitrogen in coal

View solution

Q. Advantages of fluidised bed combustion are

View solution

Q. The fuel ratio of a coal is

View solution

Q. Which will have the least volatile matter and hence will be the most difficult to ignite?

View solution

Q. Oxygen content in a flue gas was found to be 4%. It implies that excess air used for combustion was around __________ percent.

View solution

Q. As time passes, the calorific value of stored coal

View solution

Q. Stack (chimney) height in a big thermal power plant is dictated by the

View solution