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

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

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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
marine railways, dry docks, floating docks, wet docks
wet docks, lift docks, marine railways, dry 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 but R is not the correct explanation of
Both A and R are true and R is the correct explanation of
A is true but R is false.

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