A. 4
B. 96
C. 20
D. 40
Correct Answer: 20 ✔
Last Updated: March 08, 2019
Related MCQs
- Which of the following is not a by-product fuel ?
- Sulphur in metallurgical coal__________?
- Fusion point of coal ash increases with increase in its __________ content?
- Calorific value of coke oven gas is around __________ Kcal/Nm3?
- Caking index of coal blend used for blast furnace coke making is about__________?
- A coal with high ash content__________?
- Which of the following is not a binder for coal briquetting ?
- Coking time in beehive coke oven is about __________?
- Which of the following is not increased by using preheated combustion air in place of ordinary air at room temperature ?
- The heat of combustion of a fuel__________?
- KOH solution used in Orsat apparatus absorbs__________?
- In high temperature carbonisation of coal compared to low temperature carbonisation ?
- Presence of free moisture in coal during its high temperature carbonisation __________?
- The optimum percentage of excess air for combustion depends upon the __________ of the fuel?
- Pick out the wrong statement ?
- Pick out the wrong statement ?
- Pick out the wrong statement ?
- Pick out the correct statement ?
- Pick out the wrong statement ?
- Pick out the wrong statement ?
- ‘Wobbe index’ is a characteristic of__________?
- Spontaneous combustion of coal on storage results due to__________?
- White flue gas (resembling steam) coming out of the chimney of a thermal power plant indicates that the fuel used in the boiler furnace is__________?
- As the equilibrium moisture content of the coal increases, its__________?
- Which of the following is not used as a binder in coal briquetting ?
- Which of the following fuel gases has the highest calorific value ?
- In Orsat’s apparatus, ammoniacal cuprous chloride is used for selectivity absorbing__________?
- Which of the following is the most reactive (as regards the formation of CO + H2 from C + H2O) ?
- Abel apparatus is used for those oils, whose flash points are __________°F?
- Assam (India) coals suffers mainly from the disadvantage of high __________ content?
- High temperature in gasification of coal favours__________?
- During its calorific value determination by bomb calorimeter, coal is combusted by __________?
- Kopper-Totzek coal gasifier__________?
- Pensky-Marten apparatus is used for those oils, whose flash points are __________ °F?
- The main product of high temperature carbonisation of coal is__________?
- Which of the following is not a manufactured fuel ?
- A coal having high amount of volatile matter__________?
- Yield of charcoal in high temperature carbonisation of wood is about __________ percent?
- Fixed carbon in coal is defined as__________?
- During combustion of gaseous fuels, deficiency of air__________?
- Calorific value of furnace oil is about __________ Kcal/kg?
- Air/gas ratio for complete combustion will be the highest for__________?
- Which of the following is not a by-product recovered in a high temperature coal carbonisation plant ?
- The ratio of maximum adiabatic flame temperature in air to that in pure oxygen is always__________?
- A good coking coal should have high __________ content?
- Gross & net calorific value is the same for__________?
- Removal of hydrogen from coke oven gas __________?
- Fossil fuels mean__________?
- Deficiency of combustion air during combustion of a gaseous fuel__________?
- Junker’s calorimeter is used to determine the calorific value of__________?
- Which of the following can be made into briquettes without the use of a binder ?