**ME6404 Important Questions THERMAL ENGINEERING**

ME6404 Important Questions THERMAL ENGINEERING Important Questions Regulation 2013 Anna University free download pdf.

**Sample ME6404 Important Questions:**

1. What is meant by cut-off ratio?

2. Draw the P-V and T-S diagram for otto cycle.

3. What are the assumptions made for air standard cycle analysis?

4. Define mean effective pressure as applied to gas power cycles.

5. What is the effect of compression ratio on efficiency of otto cycle?

6. Draw the actual and theoretical P-V diagram for four stroke cycle SI engine.

7. Mention the various processes of dual cycle.

8. For the same compression ratio and heat supplied, state the order of decreasing air standard efficiency of Otto, diesel and dual cycle.

9. What are the effects of reheat cycle?

10. What is thermodynamic cycle?

11. What is a thermodynamic cycle?

12. What is meant by air standard cycle?

13. Name the various “gas power cycles”.

14. What are the assumptions made for air standard cycle analysis

15. Mention the various processes of the Otto cycle.

16. Mention the various processes of diesel cycle.

17. Mention the various processes of dual cycle.

18. Define air standard cycle efficiency.

19. Define mean effective pressure as applied to gas power cycles. How it is related to indicate power of an I.C engine.

20. Define the following terms. (i) Compression ratio (ii) Cut off ratio, (iii) Expansion ratio

21. Drive and expression for the air standard efficiency of Otto cycle in terms of volume ratio.

22. Drive an expression for the air standard efficiency of Diesel cycle.

23. Drive an expression for the air standard efficiency of Dual cycle.

24. Explain the working of 4 stroke cycle Diesel engine. Draw the theoretical and actual PV diagram.

25. Drive the expression for air standard efficiency of Brayton cycle in terms of pressure ratio.

Subject Name | THERMAL ENGINEERING |

Subject code | ME6404 |

Regulation | 2013 |

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