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Docks and Harbor Engineering

Docks and Harbor Engineering
As per Berlin's formula, the length of wave in meters is given by(Where ’t’ is the period in seconds for two successive waves to pass the same section.)

1.5612
1.7412
1.3412
1.9412

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Docks and Harbor Engineering
A ship strikes the berth generally at an angle

30° with the face of the dock
45° with the face of the dock
90° with the face of the dock
10° with the face of the dock

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Docks and Harbor Engineering
When a wave strikes a vertical breakwater in deep water, it is reflected back and on meeting another advancing wave of similar amplitude merges and rises vertically in a wall of water. This phenomenon is called

Fetch
Clapotis
Swell
Surf

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Docks and Harbor Engineering
In multiple point mooring system, vessel is secured to minimum of

Six points
Two points
Four points
Eight points

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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 rise
Maximum range
Mean rise

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

revetments
groynes
sea walls
moles

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