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GATE Exam Questions problems

  • 1. Generally the maximum deflection/span ratio of a steel member should not exceed

  • Options
  • A.
  • B.
  • C.
  • D.
    • Discuss
  • 2. A pre-tensioned concrete member of section 200 mm x 250 mm contains tendons of area 500 mm2 at centre of gravity of the section. The prestress in the tendons is 1000 N/mm2. Assuming modular ratio as 10, the stress (N/mm2) in concrete is

  • Options
  • A. 11
  • B. 9
  • C. 7
  • D. 5
    • Discuss
  • 3. The water surface profile resulting from flow underneath the gate in the below figure is :
    Civil Engineering GATE Exam Questions: The water surface profile resulting from flow underneath the gate in the below figure is :

  • Options
  • A. H3
  • B. M1
  • C. H2
  • D. S2
    • Discuss
  • 4. A stable channel is to be designed for a discharge of Q m3 /s with silt factor f as per Lacey's method. The mean flow velocity (m/s) in the channel is obtained by

  • Options
  • A. (Qf2/140)1/6
  • B. (Qf/140)1/3
  • C. (Q2f2/140)1/6
  • D. 0.48 (Q/f)1/3
    • Discuss
  • 5. Biochemical oxygen demand (BOD) of waste water is a measure of

  • Options
  • A. total concentration of a biochemicals
  • B. total concentration of organic matter
  • C. concentration of biodegradable organic matter
  • D. concentration of chemically oxidisable matter
    • Discuss
  • 6. While deriving an expression for loss of head due to a sudden expansion in a pipe, in addition to the continuity and impulse-momentum equations, one of the following assumptions is made :

  • Options
  • A. Head loss due to friction is equal to the head loss in eddying motion
  • B. The mean pressure in eddying fluid is equal to the downstream pressure
  • C. The mean pressure in eddying fluid is equal to the upstream pressure
  • D. Head lost in eddies is neglected
    • Discuss
  • 7. A light house of 120 m height is just visible above the horizon from a ship. The correct distance (m) between the ship and the light house considering combined correction for curvature and refraction, is

  • Options
  • A. 39.098
  • B. 42.226
  • C. 39098
  • D. 42226
    • Discuss
  • 8. The most important water quality parameter for domestic use of water is

  • Options
  • A. carbonate hardness
  • B. non-carbonate hardness
  • C. coliform group of organisms
  • D. chlorides
    • Discuss
  • 9. For the structure shown below, the vertical deflection at point A is given by
    Civil Engineering GATE Exam Questions: For the structure shown below, the vertical deflection at point A is given by

  • Options
  • A.
  • B.
  • C. Zero
  • D.
    • Discuss
  • 10. The unit weight of a soil at zero air voids depends on :

  • Options
  • A. specific gravity
  • B. water content
  • C. unit weight of water
  • D. all the above
    • Discuss

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