40 TOP Fuels and Combustion Online Test – Multiple Choice Questions and Answers

1. “Overfire burning” in a furnace is a phenomenon characterised by the

 
 
 
 

2. The heat of combustion of a fuel

 
 
 
 

3. Abrasion index of blast furnace coke should be around __________ percent

 
 
 
 

4. Yield of pitch from distillation of high temperature tar is around __________ percent

 
 
 
 

5. In flue gas analysis by Orsat’s apparatus, carbon dioxide is absorbed by

 
 
 
 

6. ‘Fat’ coal means a coal having

 
 
 
 

7. Proximate analysis of coal determines its __________ content

 
 
 
 

8. Which of the following petrographic constituents of coal is non-coking ?

 
 
 
 

9. With increase in moisture content of coal, its

 
 
 
 

10. __________ has the widest inflammability limit (explosion limit) of all the gases

 
 
 
 

Question 1 of 10

Leave a Reply

Your email address will not be published.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