Bright coal__________________?

Fuels and Combustion 21/06/2021

A. Contains more than 90% durain
B. Contains more than 90% fussain
C. Contains mainly vitrain & clarain and is generally coking
D. Is non-coking

Related Mcqs:

    Highly caking coals_____________________?
    A. Produce weak coke B. Produce strong coke C. May damage the coke oven walls during carbonisation D. Both B. and C....
    Pick out the wrong statement ?
    A. Cokes of high reactivity are obtained from weakly coking coals B. Cokes of high reactivity are obtained from strongly coking coals C. Reactivity of coke is inversely proportional to its absolute density D. Abrasion index of the coke is a measure of its hardness...
    Tar yield in the low temperature and high temperature carbonisation of dry coal may be respectively ______________ percent?
    A. 3 & 10 B. 10 & 3 C. 10 & 20 D. 15 & 8...
    Coke ovens in steel plant are heated by ___________________?
    A. Electricity B. Coke oven gas C. Mixed gas D. Both B. & C....
    The ratio of maximum adiabatic flame temperature in air to that in pure oxygen is always___________________?
    A. 1 B. < 1 C. > 1 D. Unpredictable...

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