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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
1.3412
1.9412
1.7412

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

Two points
Four points
Eight points
Six points

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Docks and Harbor Engineering
Minimum width of ship clearance shall be (where “B” is beam of the design vessel)

B or 30 m
1.5 B or 50 m
1.5 B
50 m

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Docks and Harbor Engineering
The most popular method of construction of wall breakwaters is

Barge method
None of these
Staging method
Low level method

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

Maximum rise
Mean range
Mean rise
Maximum range

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Docks and Harbor Engineering
By increasing the rise of lock-gates, (i) The length of the lock gate will increase (ii) Transverse stress due to water pressure on the gate will increase (iii) Compressive force on the gate will increase

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

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