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GATE Exam Questions problems

  • 1. Water table drops by 3 m in an irrigable land of 50 hectare. If porosity and specific retention are 0.30 and 0.10 respectively, the change in storage in hectare-meter is :

  • Options
  • A. 15
  • B. 30
  • C. 45
  • D. 60
    • Also asked in: Bank Exams

    • Discuss
  • 2. Chlorine is some times used in sewage treatment

  • Options
  • A. to avoid flocculation
  • B. to increase biological activity of bacteria
  • C. to avoid bulking of activated sludge
  • D. to help in grease separation
    • Discuss
  • 3. If the porosity of a soil sample is 20%, the void ratio is

  • Options
  • A. 0.20
  • B. 0.80
  • C. 1.00
  • D. 0.25
    • Discuss
  • 4. The stress-strain diagram for two materials A and B is shown below.
    Civil Engineering GATE Exam Questions: The stress-strain diagram for two materials A and B is shown below.
    The following statements are made based on this diagram :

    1. Mateiral A is more brittle than material B.
    2. The ultimate strength of material B is more than that of A.

    With reference to the above statements, which of the following applies?

  • Options
  • A. Both the statements are false.
  • B. Both the statements are true.
  • C. I is true but II is false.
  • D. I is false but II is true.
    • Discuss
  • 5. For a flow of 5.7 MLD (million litres per day) and a detention time of 2 hours, the surface area of a rectangular sedimentation tank to remove all particles having settling velocity of 0.33 mm/s is

  • Options
  • A. 20 m2
  • B. 100 m2
  • C. 200 m2
  • D. 400 m2
    • Discuss
  • 6. A soil sample has a void ratio of 0.5 and its porosity will be close to

  • Options
  • A. 50%
  • B. 66%
  • C. 100%
  • D. 33%
    • Discuss
  • 7. Coulomb's theory of earth pressure is based on :

  • Options
  • A. the theory of elasticity
  • B. the theory of plasticity
  • C. empirical rules
  • D. wedge theory
    • Discuss
  • 8. An isolated T beam is used as a walkway. The beam is simply supported with an effective span of 6 m. The effective width of flange, for the cross-section shown in the below figure is
    Civil Engineering GATE Exam Questions: An isolated T beam is used as a walkway. The beam is simply supported with an effective span

  • Options
  • A. 900 mm
  • B. 1000 mm
  • C. 1259 mm
  • D. 2200 mm
    • Discuss
  • 9. Which one of the following statements is true with regard to the flexibility method of analysis?
    Civil Engineering GATE Exam Questions: Which one of the following statements is true with regard to the flexibility method of analysis?

  • Options
  • A. The method is used to analyse determinate structures
  • B. The method is used only for manual analysis of indeterminate structures
  • C. The method is used for analysis of flexible structures
  • D. The method is used for analysis of indeterminate structures with lesser degree of static indeterminacy.
    • Discuss
  • 10. A circular sewer 2 m diameter has to carry a discharge of 2 m3/s when flowing nearly full. What is the minmum required slope to initiate the flow? (Assume Manning's n = 0.015)

  • Options
  • A. 0.00023
  • B. 0.000036
  • C. 0.000091
  • D. 0.000014
    • Discuss

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