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

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)

Click Here to See Questions 1-25 out of 89

Click Here to See Questions 51-70 out of 89

Click Here to See Questions 71-89

WAPDA Test Questions conducted by PTS, WAPDA Test Questions conducted by PTS, WAPDA Test Questions conducted by PTS, WAPDA Test Questions conducted by PTS, WAPDA Test Questions conducted by PTS, WAPDA Test Questions conducted by PTS, WAPDA Test Questions conducted by PTS, WAPDA Test Questions conducted by PTS, WAPDA Test Questions conducted by PTS, WAPDA Test Questions conducted by PTS, WAPDA Test Questions conducted by PTS, WAPDA Test Questions conducted by PTS, WAPDA Test Questions conducted by PTS, WAPDA Test Questions conducted by PTS, WAPDA Test Questions conducted by PTS, WAPDA Test Questions conducted by PTS, WAPDA Test Questions conducted by PTS, WAPDA Test Questions conducted by PTS, WAPDA Test Questions conducted by PTS, WAPDA Test Questions conducted by PTS, WAPDA Test Questions conducted by PTS, WAPDA Test Questions conducted by PTS, WAPDA Test Questions conducted by PTS,