Anna University Questions

ANNA UNIVERSITY QUESTIONS

1. Explain the proximate analysis of coal. (TCY A.U. July 2009)(June 05, Dec 05, Dec 06)

2. What is proximate analysis? Write its significance. (Chen A.U. May 2009)

3. Explain the ultimate analysis of coal. (TCY A.U. Dec 2009) (A.U. Dec 2009, June 2014, May 2017)

4. What is the importance of proximate analysis? (AU Dec 2015)

5. What is meant by Proximate analysis? (AU June 2016)

6. What is meant by proximate analysis of coal? What are the quantities estimated in this analysis and their significance? (AU May 2015)

7. What is metallurgical coke. How does it differs from coal. Describe the process of its manufacture. (A.U. June 2006)

8. Why is coke preferred to coal in metallurgical process. (June 06)

9. How is metallurgical coke manufactured by Otto-Hoffman oven. (TCY A.U. Dec 2009) (Coim A.U. July 2009)(Dec 2009)(TNV A.U. May 2009) (May 2008, Dec 2012)

10. What are the characteristics of good metallurgical coke? (A.U May 2007) (TCY A.U. June, Dec 2009)

11. What is meant by knocking in petrol engines? How is knocking prevented (AU May 2015)

12. What is metallurgical coke? How is it superior than coal? Describe any one method of manufacturing metallurgical coke. (AU May 2015)

13. Describe the Otto Hoffman process for the manufacture of metallurgical coke. (AU Dec 2015)

14. Describe the Otto Hoffman's process for preparing coal. (A.U Dec 2014)

15. Explain the petroleum refinary process in detail with neat sketches. What are the properties and applications of its various fractions. (AU June 2013)

16. Give a brief account of refining of petroleum and the products obtained and their uses. [Nov. 2003]

(TCY A.U. Dec 2009)

 (TNV A.U May 2009) (Chen A.U. May 2009)

17. Describe the different methods by which synthetic petrol can be obtained. (A.U Dec. 05) (A.U Dec 2006)

18. What is power alcohol? Explain its manufacture, properties of power alcohol.

19. What is bio-diesel? Explain trans-esterification and advantages of bio-diesel. (A.U. May 2017)

20. Describe the manufacture of petrol by Bergius process. (AU June 2014)

21. Write note on:

1. Power alcohol

2. Bio-diesel (A.U Dec 2014)

22. With neat diagram, explain the manufacturing of metallurgical coke by Otto-Hoffman method. (AU June 2016)