Q. A coal having higher volatile matter content, has lower

View solution

Q. Weathering of coal during storage causes

View solution

Q. With increase in the temperature of carbonisation of coal

View solution

Q. The gasification reaction represented by, C + H₂O = CO + H₂, is

View solution

Q. Insitu theory and drift theory are related to the

View solution

Q. Pick out the wrong statement.

View solution

Q. Heat penetration rate in narrow coke ovens in high temperature carbonisation of coal is around __________ cm/hr.

View solution

Q. Which of the following will generate maximum volume of product of complete combustion (Nm³/Nm³ of fuel) ?

View solution

Q. Which of the following will be unsuitable for dust cleaning from flue gas at 400°C from a pulverised coal fired boiler ?

View solution

Q. Emission of dense white smoke out of the chimney of a thermal power plant is an indication of the use of

View solution

Q. Pick out the wrong statement.:

View solution

Q. A good metallurgical coke should have very low

View solution

Q. Cannel coal

View solution

Q. Coals used for the generation of producer gas should have

View solution

Q. A coal having higher volatile matter content will necessarily have lower

View solution

Q. Pick out the wrong statement.

View solution

Q. Of the total tar present in raw coke oven gas, the tar recovered in primary cooler is about __________ percent.

View solution

Q. With increases in carbonisation temperature

View solution

Q. Moisture loss is determined by the

View solution

Q. Purity of coke means that, it is high in carbon and low in

View solution