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Concrete Composites & Precast Concrete (Elective I) (April 2010)

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Total No. of Questions : 10] [Total No. of Pages : 2 [3764] - 1011 P 1598 B.E. (Civil) CONCRETE COMPOSITES & PRECAST CONCRETE (Elective - I) (1997 Course) Time : 3 Hours] [Max. Marks : 100 Instructions to the candidates: 1) Answers to the two sections should be written in two separate answer books. 2) Solve any three questions from each section. 3) Neat diagrams must be drawn wherever necessary. 4) Assume data if required. SECTION - I Q1) a) b) c) What are important parameters while making good concrete? Elaborate each point and discuss how each parameter affects quality of concrete. [8] Enlist the types of cement stating the advantage and application of each. [8] Enlist the tests to be carried out for evaluation of quality of concrete. [2] Q2) a) b) c) Enlist different concreting techniques & its suitable applications. What are admixtures, what are its advantages & optimal dosage? What are types of admixtures? Q3) a) Explain with neat sketch the advances in mixing, handling, placing and compaction of fresh concrete. [8] Explain advantages and disadvantages of ready mix concrete. [4] Explain with example or application where pumping of concrete is required. [4] b) c) Q4) a) b) c) [6] [7] [3] What are factors affecting shrinkage of concrete, modulus of elasticity [6] of concrete? Explain relation between modulus of elasticity and strength of concrete. [6] Explain creep in concrete and how it can be measured. [4] P.T.O.

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Additional Info : April 2010 Examination - Concrete Composites & Precast Concrete (Elective I) (1997 Course)
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