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

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Docks and Harbor Engineering
In basins subjected to strong winds and tide, the length of the berthing area should not be less than

The length of design vessel
Twice the length of design vessel
The length of design vessel + 10% clearance between adjacent vessels
The length of design vessel + 20% clearance between adjacent vessels

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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 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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