A Best Way To Crack Gorenment Job Exams

Civil Engineering Objective Questions { Docks And Harbours }



8. Pick up the correct statement function following :
A. The coarse material which has a smaller angle of repose, causes a steeper beach slope
B. The coarse material which has a greater angle of repose, causes a steeper beach slope
C. The flattening out of the beach is caused due to the movement of small and uniform particles leeward.
D. both (b) and (c).

9. Littoral drift
A. is the raised line of sand, parallel to the sea coast
B. is the slow movement of surface water at sea caused by the wind
C. is a current parallel to the shore, caused due to tangential component of the wind
D. is a current perpendicular to the shore line caused due to wind.

10. At a place the shore line is along North West-South East. The wind is blowing from the north. The littoral drift will be along
A. south east
B. south
C. south west
D. west

11. Pick up the correct statement from the following :
A. The direction of the littoral drift depends upon the direction of the wave with respect to the coastline
B. The direction of a river opening to the sea determines the direction of no littoral drift
C. Harbour in the path of littoral drift is not constructed to avoid a build up of sand on one side and erosion on the other
D. all of the above.

12. A low wall built out into the sea more or less perpendicular to the coast line, to resist the travel of sand and shingle along a beach, is called
A. break water
B. break wall
C. groins
D. shore wall.

13. Pick up the correct statement from the following :
A. The regular periodic rise and fall of the surface of the sea, is called tide.
B. The average difference in water level bet-we enhigh tide and low tide at a place, is called tidal range
C. The movement of water caused by the action of tide, is called a tidal current
D. all of the above.

14. Pick up the correct statement from the following :
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. All of the above.

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