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

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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.
Both A and R are true and R is correct explanation of A.
A is false but R is true.
A is true but R is false.

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Docks and Harbor Engineering
Assertion A : Large size stones are required in stone revetment in shore protection.Reason R : Resistance of stone to wave force is proportional to its volume and wave force is proportional to the exposed area of the stone.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 is true but R is false.
Both A and R are true but R is not a correct explanation of

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

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

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Docks and Harbor Engineering
Consider the following statements in regard to Beaufort scale for wind speeds,(i) The Beaufort number ranges from 1 to 12.(ii) Higher Beaufort number indicates higher speed of wind,(iii) Beaufort number for calm is smallest and for hurricane is highest Of these statements

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

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