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  • Question
  • The variation of atmospheric potential is caused due to :


  • Options
  • A. difference in temperature over the surface of the earth
  • B. change in the density of air
  • C. both (a) and (b)
  • D. neither (a) nor (b).

  • Correct Answer
  • both (a) and (b) 


  • Docks and Harbours problems


    Search Results


    • 1. The weight of an item is measured correct to nearest

    • Options
    • A. 0.25 kg
    • B. 0.50 kg
    • C. 0.75 kg
    • D. 1.00 kg
    • E. 5 kg
    • Discuss
    • 2. The cross-section of a road partly in banking and partly in cutting is shown in the given figure. The area of the shaded portion is

    • Options
    • A.
    • B.
    • C.
    • D.
    • Discuss
    • 3. For the construction of buildings, the subheads of the estimate are

    • Options
    • A. Earthwork, Concrete work, Brick work
    • B. Brickwork, Stone work, Roofing
    • C. Brickwork Flooring, Wood work, Steel work
    • D. Plastering or pointing, finishing, water supply and sanitary work
    • E. All the above.
    • Discuss
    • 4. The unit of measurement is per quintal for the following:

    • Options
    • A. Collapsible gates with rails
    • B. Rolling shutters
    • C. Expanded metal wire netting
    • D. M.S. reinforcement of R.C.C. works.
    • Discuss
    • 5. The expected out turn for earth work in excavation in ordinary soil per mazdoor per day is

    • Options
    • A. 1.00 cum
    • B. 2.00 cum
    • C. 3.00 cum
    • D. 4.00 cum
    • Discuss
    • 6. On the sea shore structures, the water wave impact causes

    • Options
    • A. direct compressive force due to its horizontal component
    • B. shear force due to deflected vertical force
    • C. compressive force due to collapse of the wave
    • D. suction force due to water returning after striking
    • E. all of the above.
    • Discuss
    • 7. Location of soundings by two angles from the shore requires establishing

    • Options
    • A. one range line parallel to shore
    • B. one range line perpendicular to shore
    • C. two range lines mutually perpendicular
    • D. no range line.
    • Discuss
    • 8. Pick up the correct statement from the following:

    • Options
    • A. Spring tides are caused at new and full moon
    • B. Neap tides are caused when the moon is in her quarters
    • C. Spring tides are roughly twice the height of neap tides
    • D. Flood tides and Ebbstides are caused after 24 hours and 50 minutes corresponding to a lunar day
    • E. All of the above.
    • Discuss
    • 9. For large vessels, the buoys are strengthened by connecting it to a number of anchors having

    • Options
    • A. one legged mooring
    • B. two legged mooring
    • C. three legged mooring
    • D. four legged mooring
    • E. all the types as above.
    • Discuss
    • 10. In tropical regions,

    • Options
    • A. the surface gets heated more effectively than the arctic areas
    • B. after heating, the air becomes lighter and is displaced by cool air from the polar regions
    • C. the rising tropical air flows towards the polar region in the upper strata
    • D. all of the above.
    • Discuss


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