Anna University Model Question Paper BE II sem CIVIL BUILDING SCIENCE — I

MODEL PAPER

B.E. DEGREE EXAMINATION.     

Second Semester

Civil Engineering

CE 131 — BUILDING SCIENCE — I

Time : Three hours                                                                        Maximum : 100 marks

Answer ALL the questions.

PART A — (10 ´ 2 = 20 marks)

  1. What are artificial stones?
  2. State the characteristics of good building stones.
  3. What are intermittent kilns?  Give a neat sketch.
  4. Write down the classification of fire bricks.
  5. List of various classification of mortar.
  6. What is ‘Aerated Concrete’ and ‘No fines Concrete’?
  7. What are the qualities of a good timber?
  8. What is Thermocole?  State its uses.
  9. State the composition of glass.
  10. Write a brief note on high quality refractory materials.

PART B — (5 ´ 16 = 80 marks)

  1. Describe in detail with sketches the manufacture of bricks.
  2. (a)     Explain with sketches the following test on stones :

                       (i)      Crystrallisation test

                       (ii)    Attrition test

                       (iii)   Crushing test

                       (iv)    Absorption test.

Or

             (b)     State the crushing strengths of the following stones :

                       (i)      Granite

                       (ii)    Basalt

                       (iii)   Diorite

                       (iv)    Trap

                       (v)     Slate

                       (vi)    Gneiss.

                                Explain in detail the deterioration of stones and preservation of stone work.

  1. (a)     Briefly discuss the factors which influence the strength of fresh and hardened concrete.

Or

             (b)     What are the characteristics of aggregates?  Describe in detail the various types of aggregates.

  1. (a)     Sketch the various market forms of steel.  What is Refining, Puddling, Shingling and Rolling of Pig iron?

Or

             (b)     State the composition of a paint and explain Pigment Volume Concentration Number.  Draw a flow diagram for paint manufacture.

  1. (a)     Explain with sketches the Manufacturing process of glass and give their various commercial forms.

Or

             (b)     What are composites?  Explain with sketches the various types of composites.

 

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