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  • Question

  • 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%

  • Correct Answer
  • 33% 

    • GATE Exam Questions problems

    Search Results

    • 1. 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
    • 2. 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
    • 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. 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
    • 5. 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
      • Discuss
    • 6. 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
    • 7. 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

    • Options
    • A. 900 mm
    • B. 1000 mm
    • C. 1259 mm
    • D. 2200 mm
      • Discuss
    • 8. 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
    • 9. 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
    • 10. If the deformations of the truss-members are as shown in parentheses, the rotation of the member bd is :

    • Options
    • A. 0.5 x 10-2 radian
    • B. 1.0 x 10-2 radian
    • C. 1.5 x 10-2 radian
    • D. 2.0 x 10-2 radian
      • Discuss

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