Docks and Harbor Engineering
Which of the following structures are constructed parallel to shore line to develop a demarcating line between land area and water area?

Sea walls, bulk heads and revetments
Sea walls, bulk heads and groynes
Bulk heads, revetments and groynes
Sea walls, revetments and groynes

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Docks and Harbor Engineering
Consider the following statements.
(i) Fender is the cushion provided on the face of the jetty for ships to come in contact,
(ii) Slip is the space of water area between two adjacent piers where ships are berthed,
(iii) Pier head is a structure constructed near the tip of a break water near the harbour entrance.
Of the statements

(ii) and (iii) are correct
(i) and (iii) are correct
(i) and (ii) are correct
(i), (ii) and (iii) are correct

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Docks and Harbor Engineering
Assertion A : Depth and width required at the entrance to a harbour are more than those required in the channel.Reason R : The entrance to a harbour is usually more exposed to waves as compared to the harbour itself.Select your answer based on the coding system given below:

A is false but R is true.
Both A and R are true but R is not the correct explanation of
A is true but R is false.
Both A and R are true and R is the correct explanation of

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Docks and Harbor Engineering
Assertion A : Intervention of undulations in the sea bed reduces the depth of wave at the section.Reason R : No wave can have a height greater than the depth of water through which it passes.Select your answer based on the coding system given below:

Both A and R are true but R is not the correct explanation of A.
A is true but R is false.
Both A and R are true and R is correct explanation of A.
A is false but R is true.

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