A liquid/gaseous fuel containing hydrocarbons and high amount of sulphur is burnt with 40% excess air. The flue gas still contains large amount of carbon monoxide. This may be due to the_________________?

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...

High rate of heating of coke ovens____________________?

A. May damage its walls due to abrupt excessive swelling of coal B. Produces larger size coke C. Increases the time of carbonisation D. None of these...

‘Fat’ coal means a coal having ___________________?

A. Low calorific value B. High volatile matter C. Low ash content D. Non smoking tendency...

When steam is passed over coal resulting in the endothermic reaction represent by, C + H2O = CO + H2, it is called the _______________ of coal?

A. Carbonisation B. Oxidation C. Coalification D. Gasification...

Pensky-Marten apparatus is used for those oils, whose flash points are _____________ °F?

A. < 120 B. > 120 C. < 90 D. 90-110...