A. Coke
B. Anthracite
C. Coal having low fusion point of its ash
D. Coal having high fusion point of its ash
Correct Answer: Coal having low fusion point of its ash ✔
Last Updated: March 08, 2019
Related MCQs
- Use of preheated air for combustion of fuel in the furnace, increases the__________?
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- Which of the following has the highest calorific value (kcal/Nm3) ?
- The main function of primary air in pulverised coal fired burner is to__________?
- Weathering of coal during storage causes__________?
- Number of macrocomponents present in coal according to Stopes are __________?
- Which will have the least volatile matter and hence will be the most difficult to ignite ?
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- Low temperature oxidation of stored coal results in the__________?
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- ombustion of pulverised coal compared to the lumpy coal __________?
- Supply of excess air for complete combustion of fuel is necessitated to facilitate__________?
- Correct viscosity of furnace oil at the burner tip for proper atomisation is about 25 centistokes. To reduce the viscosity of high viscosity furnace oil (250 centistokes) to the correct atomisation viscosity (i.e. 25 cst), it should be preheated to about __________°C?
- Coke oven gas burns with a yellowish flame, because of the presence of __________?
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- Traces of tar fog present in the coke oven gas is removed by__________?
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- The bright glow of a combustion process is the characteristic of __________ temperature oxidation of coal?
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- Lurgi coal gasifier is a pressurised __________ bed reactor?
- The fuel ratio of a coal is__________?
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- Fuel for a nuclear reactor (thermal) is __________?
- The calorific value of ‘LPG’ (50% propane + 50% butane) is about __________ kcal/Nm3?
- With increase in the oxygen content of the coal, its __________ decreases?
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- ‘Fat coals’ are those coals which have very high__________?
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- Advantages of fluidised bed combustion are __________?
- The main reason for making the copper calorimeter (used in bomb calorimeter) silvery white and shining/polished is to__________?
- Desirable “Micum Index” values of metallurgical coke are __________?
- Which of the following fuels is the best for burning on chain grate stoker ?
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