Docks and Harbor Engineering
Which of the following are repair docks ?

wet docks, lift docks, marine railways, dry docks
marine railways, dry docks, floating docks, wet docks
wet docks, floating docks, lift docks, marine railways
dry docks, wet docks, floating docks, lift docks

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Docks and Harbor Engineering
Assertion A : Marine structures are made specially bulky and strong.Reason R : Sea insects result in undermining of the hardest and the soundest building material. Select your answer based on the coding system given below:

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

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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

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

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Docks and Harbor Engineering
Assertion A : Basin walls have to be of much grater height than dock walls.Reason R : Tidal basins are subject to fluctuations of levels due to tidal variations.Select your answer based on the coding system given below:

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

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

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