WAPDA Test Questions conducted by PTS-2

WAPDA Test Questions conducted by PTS-2

Jr. Engineer (Civil) WAPDA GM (C&M ) Water Conducted by PTS on 19-08-2018
Shared BY TAIMOOR NASIR UET LAHORE

Questions 26-50 out of 89

WAPDA Test Questions conducted by PTS

26. ‘Ware house pack’ of cement means

  • full capacity of the ware house
  • pressure exertion of the bags of upper layers
  • pressure compaction of the bags on lower layers
  • packing the ware house
  • none of these.

27. The stereo plotting instruments are generally manufactured on the principle of

  • optical projection
  • optical mechanism projection
  • mechanical projection
  • all the above.

28. The relief displacement of a minar 72 m high on photograph is 7.2 mm and its top appears 10 cm away from principal point. The flying height of the camera, is

  • 500 m
  • 1000 m
  • 1500 m
  • 2000 m.

29. Prandtl mixing length is

  • applicable to laminar flow problems.
  • a universal constant.
  • zero at the pipe wall. 
  • none of these.

30. An inverted siphon is a

  • device for distributing septic tank effluent to a soil absorption system
  • device-for preventing overflow from elevated water storage tank
  • device for preventing crown corrosion of sewer
  • section of sewer which is dropped below the hydraulic grade line in order to avoid an obstacle.

31.Water emerges from an ogee spillway with velocity 13.72 m/s and depth = 3.0 m at its toe. The tail water depth required to form a hydraulic jump at the toe is

  • 6.48 m
  • 5.24 m
  • 3.24 m
  • 2.24 m

32.The specific gravity of paving bitumen as per IS:73-1992 lies between

  • 1.10 and 1.06
  • 1.06 and 1.02
  • 1.02 and 0.97
  • 0.97 and 0.92

33. Pascal-second is unit of kinematic & dynamic velocity

34. Effective length of a rafter member between two nodes at a distance L, perpendicular to the plane of the truss, is :

  • 2.00 L
  • 0.85
  • 1.50
  • 1.00 L

35. The Prandtl mixing length for turbulent flow through pipes is

  • independent of shear stress
  • a universal constant
  • zero at the pipe wall
  • independent of radial distance from pipe axis

36. Lysimeter and Tensiometer are used to measure respectively, one of the following groups of quantities:

  • Capillary potential and permeability
  • Evapotranspiration and capillary potential
  • Velocity in channels and vapour pressure
  • Velocity in pipes and pressure head

37. A lysimeter is used to measure :

  • infiltration
  • evaporation
  • evapotranspiration
  • radiation

38. Presence of excess nitrates in river water indicates :

  • recent pollution of water with sewage
  • past pollution of water with sewage
  • immediate pollution of water with sewage
  • no pollution of water with sewage

39. At highway stretches where the required overtaking sight distance cannot be provided, it is necessary to incorporate :

  • at least twice the stopping sight distance
  • half the required overtaking sight distance
  • one-third the required overtaking sight distance
  • three times the stopping sight distance

40. Two footings, one circular and the other square, are founded on the surface of a purely cohesion less soil. The diameter of the circular footing is same as that of the side of the square footing. The ratio of their ultimate bearing capacities is

  • 3/4
  • 4/3
  • 1.0
  • 1.3

41.The ordinate of the Instantaneous Unit Hydrograph (IUH) of a catchment at any time t, is

  • The slope of the 1-hour unit hydrograph at that time
  • The slope of the direct runoff unit hydrograph at that time
  • Difference in the slope of the S-curve and 1-hour unit hydrograph
  • The slope of the S-curve with effective rainfall intensity of 1 cm/hr

42. For the determination of earth pressure, Coulomb’s wedge theory assumes that:

  • the back of wall is smooth and vertical
  • the soil is non-homogeneous and anisotropic
  • the slip surface is circular
  • the wall surface is rough

43. The two criteria for the determination of allowable bearing capacity of a foundation are

  • tensile failure and compression failure.
  • tensile failure and settlement.
  • bond failure and shear failure.
  • shear failure and settlement.

44.The unit weight of a soil at zero air voids depends on :

  • specific gravity
  • water content
  • unit weight of water
  • all the above

45. The shape of clay particle is usually

  • angular
  • flaky
  • tubular
  • round


46. A test plate 30 cm x 30 cm resting on a sand deposit settles by 10 mm under a certain loading intensity. A footing 150 cm x 200 cm resting on the same sand deposit and loaded to the same load intensity settles by

  • 2.0 mm
  • 27.8 mm
  • 3.02 mm
  • 50.0 mm

47. At critical depth in open channels

  • for a given specific energy, discharge is maximum
  • for a given discharge, specific energy is maximum
  • discharge is minimum for a given specific energy
  • discharge is maximum for a given specific force

48. Group symbols assigned to silty sand and clayey sand are respectively

  • SS and CS
  • SM and CS
  • SM and SC
  • MS and CS

49. The maximum area of compression reinforcement in a beam of cross section B x D is limited to

  • 0.02 BD
  • 0.03 BD
  • 0.04 BD
  • 0.05 BD

50. A doubly reinforced concrete beam has effective cover d’ to the centre of compression reinforcement. xu is the depth of neutral axis, and d is the effective depth to the centre of tension reinforcement. What is the maximum strain in concrete at the level of compression reinforcement?

  • 0.0035 (1 – d’/d)
  • 0.0035(1 – d’/xu)
  • 0.002(1 – d’/xu)
  • 0.002(1 – d’/d)
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WAPDA Test Questions conducted by PTS

2 Replies to “WAPDA Test Questions conducted by PTS-2”

  1. Asalam o Alikum …Sir kn kn sy auther’s ki book study krain PSC and WAPDA tests ki preparation k leye… kindly guide kr dain .

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