With increase in the temperature of carbonisation of coal ___________________?

Fuels and Combustion 29/05/2021

A. Hydrogen content of coke oven gas increases due to cracking of hydrocarbons
B. Methane content in the coke oven gas decreases and carbon monoxide content increases
C. Calorific value of the coke oven gas decreases due to cracking of hydrocarbons which is not
compensated by increase in CO & H2 content
D. All A., B. and C.

Related Mcqs:

    Laboratory gas is obtained by the cracking of____________________?
    A. Gasoline B. Diesel C. Fuel oil D. Kerosene...
    ombustion of pulverised coal compared to the lumpy coal __________________?
    CA. Provides better control of furnace temperature B. Facilitates combustion with lower excess air C. Provides higher thermal efficiency & flame temperature D. All A., B. & C....
    The calorific value of L.D. converter gas is about ____________ Kcal/Nm3?
    A. 1800 B. 800 C. 4500 D. 10000...
    In high temperature carbonisation (as compared to low temperature carbonisation) of coal___________________?
    A. Coke oven gas yield is more B. Tar yield is less but free carbon in tar is more C. Calorific value of coke oven gas is less D. All A., B. and C....
    Deficiency of combustion air during combustion of a gaseous fuel_____________________?
    A. Lengthens the flame B. Causes heat loss of fuel by its partial combustion C. Both A. & B. D. Shortens the flame...

Leave a Reply

Your email address will not be published. Required fields are marked *