Anna University (Tirchy)
G 0665 – Basic civil and Mechanical engineering
Second semester – Nov/Dec 2010
(Regulation 2008)
Answer all questions
Part – A ( 10×2=20 Marks )
1. Write the formula for calculating the area by Simpson’s rule.
2. What are the dimensions of a standard brick?
3. What are the essential requirements of a good foundation?
4. List the types of bridges.
5. Mention the few advantages of gas turbines.
6. Define suction head in the centrifugal pump.
7. What do you mean by scavenging process in a two stroke engine?
8. Define ‘Stroke length’ of an I.C Engine.
9. Define ‘COP’ of a refrigeration system.
10. What is meant by R-11 and R-12?
Part B (5×16=80 Marks)
11. a) Explain the principle of surveying.
b) Explain the following with neat sketches:
(i)Simple levelling and
(ii) Differential levelling.
Or
12. a) What are the qualities of a good brick?
b) Describe the various types of cement, specifying the applications for each.
13. a) Describe briefly the method for improving the bearing capacity of soils.
b) Explain the following types of foundations with neat sketches:
(i) Isolated footing and
(ii) Combined footing
Or
14. a) What is a floor? What are the materials normally used for the constructions of floor?
b) State and explain the different types of stresses.
c) What are the purposes of a dam?
15. Explain the working of open cycle and closed cycle gas turbine with suitable sketches.
Or
16. a) Describe the function of salient components of a centrifugal pump with a suitable diagram.
b) State the function of main parts of a reciprocating pump with sketch.
17. Explain the working principle of a diesel engine with appropriate sketches.
Or
18. a) Compare four stroke engines with two stroke engines.
b) Explain the operating principle of a two stroke engine with a sketch.
19. Explain the important components of a simple vapour compression refrigeration system with a sketch.
Or
20. Discuss about the salient features of window and split type air conditioner with suitable sketches.