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- Subject
- Furnace Technologychemical-engineering › furnace-technology
- Published
- 11 Mar 2019
- Last updated
- 28 May 2026
Explanation
The main restriction on the extended use of pulverized coal in boilers is the problem of ash disposal. While other factors like fly ash emissions, transportation energy, and fan blade erosion are concerns, they are not as significant as managing the ash residue.
More Furnace Technology MCQs
Practice related questions from the same subject.
- 1.Identify the incorrect statement from the following options:
- 2.What is the primary purpose of Ostwald charts?
- 3.Among the following types of furnaces, which one achieves the highest thermal efficiency?
- 4.What does the economiser in a boiler primarily preheat?
- 5.Which of the following substances is not used as an additive to flue gases from a furnace to lower their dew point?
- 6.Among the following fuels burned in a furnace with flue gas temperature at 600°C, which one results in the highest percentage of stack loss during complete combustion?
- 7.Which of the following methods does NOT contribute to improving fuel efficiency in an industrial furnace?
- 8.Which type of furnace is designed with distinct preheating, heating, and soaking sections?
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