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Docks and Harbor Engineering

Docks and Harbor Engineering
As per Stevenson’s empirical formula, the approximate value of the height of the wave in metres is given by (where F is the fetch in km.)

0.34 VF
0.5 VF
1.5 VF
3.4 VF

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Docks and Harbor Engineering
Which of the following structures protects the shore by trapping of littoral drift?

groynes
sea walls
moles
revetments

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Docks and Harbor Engineering
The difference in height between highest high water and lowest low water is called

Mean range
Maximum range
Maximum rise
Mean rise

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Docks and Harbor Engineering
Dead weight tonnage of a ship
(i) varies with latitude and season
(ii) is more than displacement tonnage
(iii) is the difference between displacement load and displacement light of these statements

(i) and (ii) are correct
Only (iii) is correct
(ii) and (iii) are correct
(i) and (iii) are correct

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Docks and Harbor Engineering
If the maximum spring rise is 2 m and height of the waves expected is 4 m , then the breakwater height above the datum will be

5 m
4 m
7 m
2.5 m

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Docks and Harbor Engineering
A ship is berthed in a chamber and lifted by principles of buoyancy Such a chamber is called.

Dry dock
Wet dock
Floating dock
Refuge dock

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