Q.90 Which of the following statements is INCORRECT?A.Seepage drains reduce the chances of water logging.B.Water logging makes the land more productive. C.Fertilisers used in irrigation may contribute in various ways to the problem of water ...
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Q.96 According to Darcy’s law, in most of the soil (except coarse gravel), the pores are so small that the flow of water through them is always ______.Ans 1. laminar2. unsteady3. transient4. turbulentCorrect Ans: 1
Q.89 Based on their physical and mechanical properties, clay bricks are classified into ____ classes.Ans 1. four2. two3. six4. oneCorrect Ans: 1
Q.85 As per IS 456-2000, what is the maximum free water to cement ratio of an M20 grade of reinforced concrete under mild exposure conditions?Ans 1. 0.552. 0.453. 0.44. 0.6Correct Ans: 1
Q.87Ans 1. 0.322. 1.53. 0.634. 0.57Correct Ans: 3
Q.91 Use of Finer cement particles leads toAns 1. Inconsistent cement slurry2. Reduced surface area for hydration3. Less cement strength4. Increased surface area for hydrationCorrect Ans: 4
Q.95 The method of proportioning mostly used for concrete rigid pavements on road construction is called the ________.Ans 1. IRC 442. surface area method3. arbitrary proportion4. maximum density methodCorrect Ans: 1
Q.90 Which of the following statements is INCORRECT?A.Seepage drains reduce the chances of water logging.B.Water logging makes the land more productive. C.Fertilisers used in irrigation may contribute in various ways to the problem of water ...
Q.97 The addition of Fly-Ash as an additive in the brick mix proportions results in:Ans 1. reduced fineness2. less fire resistance3. loss of compressive strength4. reduced drying shrinkageCorrect Ans: 4
Q.86 Which of the following statements is/are true regarding the soil required for subgrade in road construction?i.It must have good permeability or drainage characteristics.ii.It must undergo high volume changes.iii.It must have high bending strength.iv.It ...
