A coal that softens and fuses on heating is_________________?
A coal that softens and fuses on heating is_________________?
A. Classified
B. Carbonised
C. Caking
D. Non-caking
Similar Posts
Coal is heated in absence of air for 7 minutes at a temperature of about __________ °C, during its volatile matter determination for proximate analysis.
Question: Coal is heated in absence of air for 7 minutes at a temperature of about __________ °C, during its volatile matter determination for proximate analysis.
[A].550 [B].
750 [C].
950 [D].
1150 Answer: Option C
Explanation:
No answer description available for this question.
Which of the following reactions occuring during coal gasification is called the Neumann reversal reaction ?
Which of the following reactions occuring during coal gasification is called the Neumann reversal reaction ?A. 2CO ↔ C + CO2
B. CO + H2O ↔ CO2 + H2
C. C + H2O ↔ CO + H2
D. C + 2H2O ↔ CO2 + 2H2Which of the following combustibles is absent in blast furnace gas ?
Which of the following combustibles is absent in blast furnace gas ?A. H2
B. CH4
C. CO
D. None of these‘Fat’ coal means a coal having ___________________?
‘Fat’ coal means a coal having ___________________?A. Low calorific value
B. High volatile matter
C. Low ash content
D. Non smoking tendencyFossil fuels mean
Question: Fossil fuels mean
[A].solid fuels [B].
liquid fuels [C].
those fuels which are found in the crust of earth. [D].
premature fuels with low calorific value. Answer: Option C
Explanation:
No answer description available for this question.
Which of the following is a single stage, fixed bed high pressure coal gasification process ?
Which of the following is a single stage, fixed bed high pressure coal gasification process ?A. Winkler process
B. Kopper-Totzek process
C. Lurgi Process
D. None of these