WAPDA Test Questions conducted by PTS

WAPDA Test Questions conducted by PTS

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

Questions 1-25 out of 89

WAPDA Test Questions conducted by PTS

  1. Lacquer paints
  • are generally applied on structural steel
  • are less durable as compared to enamel paints
  • consist of resin and nitro-cellulose
  • contain alcohol as thinner
  • all the above

2. Pick up the polymineralic rock from the following:

  • uartz sand
  • Pure gypsum
  • Magnesite
  • Granite
  • None of these.

3. For the manufacture of Portland cement, the proportions of raw materials used, are

  • lime 63% ; silica 22% ; other ingredients 15%
  • lime 22% ; silica 63% ; other ingredients 15%
  • silica 40% ; lime 40% ; other ingredients 20%
  • silica 70% ; lime 20% ; other ingredients 10%.

4. Pick up the correct statement from the following:

  • soft stones are required for carving
  • light stones are required for arches
  • hard stones are required to stand high pressure
  • All the above.

 5. The minimum water content at which the soil retains its liquid state and also possesses a small shearing strength against flowing, is known

  • Liquid limit
  • plastic limit
  • shrinkage limit
  • Permeability limit.

6. Dado is usually provided in

  • dining halls
  • bath rooms
  • living rooms
  • verandas
  • roofs

7. The 9 cm x 9 cm side of a brick as seen in the wall face, is generally known as

  • Stretcher
  • Face
  • Front
  • Header
  • Side

8. The under surface of an arch, is called

  • Soffit
  • Intrados
  • Haunch
  • back.

9. The process of making the back ground rough, before plastering, is

  • Dubbing
  • Hacking
  • Blistering
  • Peeling

10. The angular steps used for changing direction of the stairs, are called

  • Round steps
  • Angular steps
  • Winders
  • Radial steps
  • Circular steps

11. The line of intersection of the surfaces of a sloping roof forming an external angle exceeding 180°, is

  • Ridge
  • Hip
  • Valley
  • None of these

12. A wooden block hinged on post outside a door, is known

  • Cleat
  • Stop
  • Horn
  • None of these

13. If 1500 g of water is required to have a cement paste 1875 g of normal consistency, the percentage of water is,

  • 20%
  • 25%
  • 30%
  • 35%
  • 40%

14. For given water content, workability decreases if the concrete aggregates contain an excess of

  • thin particles
  • flat particles
  • elongated particles
  • flaky particles
  • All the above.

15. After casting, an ordinary cement concrete on drying

  • Expands
  • Mix
  • Shrinks
  • None of these

16. Hydration of cement is due to chemical action of water with

  • Tricalcium silicate and dicalcium silicate
  • Dicalcium silicate and tricalcium aluminate
  • Tricalcium aluminate and tricalcium alumino ferrite
  • All the above.

17. Proper proportioning of concrete, ensures

  • desired strength and workability
  • desired durability
  • water tightness of the structure
  • resistance to water
  • all the above

18. The bulk density of aggregates does not depend upon:

  • size and shape of aggregates
  • specific gravity of aggregates
  • grading of aggregates
  • size and shape of the container
  • None of these.

19. Curing

  • reduces the shrinkage of concrete
  • preserves the properties of concrete
  • prevents the loss of water by evaporation
  • All of the above.


20. Pick up the correct proportions of chemical ingredients of cement

  • Lime : Silica : Alumina : Iron oxide : 63 : 22 : 6 : 3
  • Silica : Lime : Alumina : Iron oxide : 63 : 22 : 6 : 3
  • Alumina : Silica : Lime : Iron oxide : 63 : 22 : 6 : 3
  • Iron oxide : Alumina : Silica : Lime : 63 : 22 : 6 : 3

21. Slump test is measure of mobility ,consistency ,homogeneity, all

22. The strength and quality of concrete, depend upon:

  • grading of aggregates
  • surface area of aggregates
  • shape of aggregates
  • surface texture of aggregates
  • all the above.

23. The process of mixing, transporting, placing and compacting concrete using Ordinary Port land Cement should not take more than

  • 30 minutes
  • 40 minutes
  • 60 minutes
  • 75 minutes
  • 90 minutes.

24. If 50 kg of fine aggregates and 100 kg of coarse agregates are mixed in a concrete whose water cement ratio is 0.6, the weight of water required for harsh mix, is

  • 8 kg
  • 10 kg
  • 12 kg
  • 14 kg
  • 15 kg

 25. The bulk density of aggregates, depends upon

  • Shape
  • Grading
  • Compaction
  • all the above.
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