Civil Engineering - Docks and Harbours

Exercise :: Docks and Harbours - Section 1

16. 

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).

Answer: Option D

Explanation:

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17. 

The wavelength is computed by Bertin's formula (where T is the period in seconds).

A.
B.
C.
D.

Answer: Option B

Explanation:

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18. 

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 between high 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.

Answer: Option D

Explanation:

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19. 

Depth of borings for soil investigation, is generally kept below low water level

A. 30 m
B. 35 m
C. 45 m
D. 40 m

Answer: Option C

Explanation:

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20. 

Which one of the following land marks on the coast line must be depicted on hydrographic maps ?

A. shore line
B. light houses
C. church spires
D. all the above.

Answer: Option D

Explanation:

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