26. By which of the following tests, fineness of cement can be determined?
27. Among the following, in which type of canal, flow occurs only when there is a rise of flow in river?
28. What is defined as the ratio of volume of air voids to the total volume of soil mass and is expressed as percentage?
29. How thetemporary hardness of water is removed?
30. In whichof the following types of concrete beam section, failure will occur all on a sudden?
31. In whichcondition a doubly reinforced beam is used?
32. In a water supply scheme, for what purpose aeration isis carried out?
33. What isknown as the force per unit arearequired to penetrate into a soil mass withcircular plunger of 50 mm diameter at a rate of 1.25 mm/minute?
34. What is floor area ratio?
35. What will be the hydraulic mean depth for a most economical rectangular section of an open channel, of width B and depth D?
36. What is the area of building, excluding the area occupied by walls?
37. In the case of open channel flow if the flow is laminar, which of the following is correct?
38. What is meant by cambium layer of an exogeneous tree?
39. A wooden pile is being driven with a drop hammer weighing 18 kN and having a free fall of 1 m. The penetration in the last blow is 5 mm. Determine the load carrying capacity of pile according to the Engineering News formula :
40. A jet of water, of cross sectional area 0.005 m2 strikes a flat plate normally with a velocity of 15 m/s. If the plate is moving with a velocity of 5 m/s in the direction of jet and away from the jet, what is the force exerted by the jet on the plate?
41. Dry density of. which sample is expected to be high?
42. Which among the following is the great circle, formed by a plane through the observor’s position that is perpendicular to the direction of gravity at that point intercepts the celestialsphere?
43. What is known as a watertight enclosure made up of sheet pile walls, usually temporary, built around a working area for the purpose of excluding water during construction?
44. Among which of the following conditions, Darcy’s Law is not applicable to seepage of soils?
45. If Cd = coefficient of discharge, Cv = coefficient of velocity and Cc = coefficient of contraction, then which of the following statement is correct?
46. What is a protective barrier constructed to enclose harbours, and to keep the harbour waters undisturbed by the effect of heavy and strong seas?
47. Determine the total pressure on’a circular plate of area of cross section 1 m2 which is placed vertically in water in such a way that the centre of the plate is 1 m below the free surface' of water.
48. Among which of the following tests conducted for measurement of shear strength of soil, no excess pore pressure is set up at any stage of the test?
49. Which of the following laws gives the diameter of a sphere which will settle at a specific terminal velocity?
50. A simply supported beam of span 7 m has a point load of 3 kN at a distance of 2 m from left end A and a point load of 2 kN at a distance of 4 m from left end A. What will be the support reaction at B?
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