Pick out the wrong statement ?

Fuels and Combustion 02/01/2021

A. Pulverised fuel can be completely burnt with less percentage of excess air compared to lump
coal
B. Low grade coal can be used, but generally high volatile matter coals are more suitable for
making pulverised fuel
C. Regulation of furnace temperature and atmosphere (oxidising or reducing) is easily possible
with pulverised fuel firing
D. None of these

Related Mcqs:

    A fuel containing carbon and carbon monoxide (but containing no hydrogen or its compounds) is burnt in pure oxygen at constant pressure. Its gross calorific value as compared to net calorific value will be_________________?
    A. More B. Less C. Same D. Data insufficient; can’t be predicted...
    Low temperature oxidation of stored coal results in the________________?
    A. Decrease in its caking power & calorific value B. Decrease in its carbon & hydrogen content C. Increase in its oxygen content D. All A., B. and A....
    Naphthalene is removed from coke oven gas by________________?
    A. Scrubbing with wash oil (a petroleum product) B. Adsorbing on bog iron bed C. Absorbing in vetro-coke solution D. None of these...
    Dust content in raw blast furnace gas is about _______________ gm/Nm3; hence it is cleaned to the dust level of about < 10 mg /Nm3 before use?
    A. 15-30 B. 1-2 C. 70-100 D. 150-200...
    Kopper-Totzek coal gasifier_________________?
    A. Can give ammonia synthesis gas (H2 + N2) B. Is a moving bed reactor C. Cannot use coking coal D. Operate at very high pressure...

Leave a Reply

Your email address will not be published.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