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.Management Sciences
A. Heat losses
B. Long flame
C. Condensation of water vapour from the fuel gas
D. None of these
Related Mcqs:
- ‘Wind loss’ resulting from unscientific storage of coal may be the order of about _____________ percent?
- A. 2.5 B. 7.5 C. 10.5 D. 14.5...
- Which of the following has the highest calorific value (kcal/Nm3) ?
- A. Carburetted water gas B. Gobar gas C. Natural gas D. LPG...
- The cooling medium used in dry quenching of coke is___________________?
- A. Nitrogen B. Air C. Phenolic water D. Carbon dioxide...
- Temperature of preheated air used for the transportation of pulverised coal through pipes to the burner of a boiler furnace is restricted to a maximum limit of about 300° C to avoid the___________________?
- A. Requirement of large volume combustion chamber B. Risk of explosion C. Chances of clinker formation D. Incomplete combustion of coal...
- Abel apparatus is used for those oils, whose flash points are ___________°F?
- A. < 120 B. > 120 C. > 280 D. 300-600...
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