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MCQs

Total Questions : 366 | Page 5 of 37 pages
Question 41. . Pick up the correct statement from the following
  1.    Large solids carried along the river bed, is known as bed load
  2.    The bigger suspended particles get deposited in the head reaches of the reservoir
  3.    The fine sediment deposits are generally near the face of the dam
  4.    All the above.
 Discuss Question
Answer: Option D. -> All the above.
Question 42. . Pick up the correct statement from the following :
  1.    A hydrograph is a plot of discharge versus time
  2.    A mass curve is a plot of accumulated flow versus time
  3.    The mass curve continuously rises
  4.    All the above.
 Discuss Question
Answer: Option D. -> All the above.
Question 43. .  From the surface of reservoir, evaporation may be minimised by sprinkling
  1.    Spirit
  2.    Hydrochloric acid
  3.    Acetyl alcohol
  4.    Methane
 Discuss Question
Answer: Option C. -> Acetyl alcohol
Question 44. .  The factor to be considered for the source of city water supply, is
  1.    quantity and quality of the available water
  2.    elevation of the source of water
  3.    general terrain intervening the area
  4.    all the above.
 Discuss Question
Answer: Option D. -> all the above.
Question 45. .  For determining the velocity of flow of underground water, the most commonly used non-empirical formula is
  1.    Darcy's formula
  2.    Slichter's formula
  3.    Hazen's formula
  4.    Lacy's formula.
 Discuss Question
Answer: Option A. -> Darcy's formula
Question 46. .  The capability of a soil mass of full width and depth to transmit water, is known
  1.    porosity
  2.    permeability
  3.    transmissibility
  4.    none of these.
 Discuss Question
Answer: Option B. -> permeability
Question 47. .  The coefficient of permeability of soils, is generally expressed in
  1.    cm/sec
  2.    cm/minute
  3.    cm2/sec
  4.    cm2/minute.
 Discuss Question
Answer: Option A. -> cm/sec
Question 48. .  Shales are
  1.    porous
  2.    permeable
  3.    porous and permeable
  4.    porous but not permeable
 Discuss Question
Answer: Option D. -> porous but not permeable
Question 49. .  Pick up the incorrect statement from the following :
  1.    Porosity of clay sand soil is 45%
  2.    Porosity of pure sand is 35%
  3.    Porosity of sand stone is up to 15%
  4.    None of these.
 Discuss Question
Answer: Option D. -> None of these.
Question 50. .  Pick up the correct statement from the following :
  1.    The volume of underground water extracted by gravity drainage from a saturated soil, is known as yield
  2.    The ratio of volume drained to the total volume of material drained, is known as specific yield
  3.    The volume of water retained by the soil against the pull of gravity, is called specific retention or field capacity
  4.    All the above.
 Discuss Question
Answer: Option D. -> All the above.

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