Washing of coal is done to reduce the_________________?

Related Mcqs:

Cannel coal and boghead coal are the examples of _________________?

A. Humic coals B. Liptobiolites C. Sapropelic coals D. None of these...

C/H ratio is the maximum in case of_________________?

A. Coal B. Furnace oil C. Natural gas D. Naphtha...

Percentage of methane in coke oven gas may be around _____________________?

A. 5 B. 15 C. 25 D. 50...

Coke oven gas constitutes mainly of ____________________?

A. H2 & CO B. H2 & CH4 C. CH4 & CO D. H2 & CO2...

Use of excess of combustion air in the combustion of fuels results in__________________?

A. Heat losses B. Long flame C. Condensation of water vapour from the fuel gas D. None of these...