A. CO (upto 65%) & CO2
B. CO2 & H2
C. CO & O2
D. CO2 & O2
A. Volatile matter content increases
B. Carbon content decreases
C. Moisture content increases
D. Ash content increases
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
[B].
[C].
[D].
Answer: Option D
Explanation:
No answer description available for this question.
A. Process of conversion of lignite into anthracite
B. Underground gasification of coal
C. Complete combustion of coal
D. Direct hydrogenation of coal
[B].
[C].
[D].
Answer: Option D
Explanation:
No answer description available for this question.
A. Facilitates by-products recovery
B. Takes 2-3 days for coking of coal but requires no external fuel for heating
C. Gives larger yield of coke (around 85%) as compared to by-product ovens
D. Produces coke with very poor strength