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GATE Exam Questions problems

  • 1. The parameters in Horton's infiltration equation Civil Engineering GATE Exam Questions: The parameters in Horton's infiltration equation are given as, fo = 7.62 cm/hour, fc = 1.34 cm/hour and k = 4.182/hour. For assumed continuous ponding the cumulative infiltration at the end of 2 hours is

  • Options
  • A. 2.68 cm
  • B. 1.50 cm
  • C. 1.34 cm
  • D. 4.18 cm
    • Discuss
  • 2. At the same mean velocity, the ratio of head loss per unit length for a sewer pipe flowing full to that for the same pipe flowing half full would be :

  • Options
  • A. 2.0
  • B. 1.63
  • C. 1.00
  • D. 0.61
    • Discuss
  • 3. The temporary hardness of water, is caused by:

  • Options
  • A. dissolved carbondioxide
  • B. bicarbonates and carbonates of calcium and magnesium
  • C. bicarbonates of sodium and potassium
  • D. carbonates of calucium and magnesium
    • Discuss
  • 4. The expression for the specific speed of a pump :

  • Options
  • A. does not include the diameter of the impeller
  • B. yields larger values for radial pumps than for axial flow pump
  • C. is necessarily non dimensional
  • D. includes power as one of the variables
    • Discuss
  • 5. The modulus of rupture of concrete gives

  • Options
  • A. the direct tensile strength of the concrete
  • B. the direct compressive strength of the concrete
  • C. the tensile strength of the concrete under bending
  • D. the characteristic strength of the concrete
    • Discuss
  • 6. The most commonly used sampler for obtaining a disturbed sample of the soil is

  • Options
  • A. split spoon sampler
  • B. open drive sampler
  • C. piston sampler
  • D. thin wall shelby tube sampler
    • Discuss
  • 7. Two samples of water A and B have pH values of 4.4 and 6.4 respectively. How many times more acidic sample A is than sample B?

  • Options
  • A. 0
  • B. 50
  • C. 100
  • D. 200
    • Discuss
  • 8. A direct runoff hydrograph due to an isolated storm with an effective rainfall of 2 cm was trapezoidal in shape as shown in the below figure. The hydrograph corresponds to a catchment area (in sq. km) of
    Civil Engineering GATE Exam Questions: A direct runoff hydrograph due to an isolated storm with an effective rainfall of 2 cm was trapezoid

  • Options
  • A. 790.2
  • B. 599.4
  • C. 689.5
  • D. 435.3
    • Discuss
  • 9. The main constituents of gas generated during the anaerobic digestion of sewage sludge are :

  • Options
  • A. carbon dioxide and methane
  • B. methane and ethane
  • C. carbon dioxide and carbon monoxide
  • D. carbon monoxide and nitrogen
    • Discuss
  • 10. The specific gravity of paving bitumen as per IS:73-1992 lies between

  • Options
  • A. 1.10 and 1.06
  • B. 1.06 and 1.02
  • C. 1.02 and 0.97
  • D. 0.97 and 0.92
    • Discuss

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