4.0 L
1.5 L
2.0 L
1 L

## 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 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 a correct explanation of A.

## Docks and Harbor Engineering Which of the following conditions of loading imposes the greatest load on the foundation in case of dry docks?

When the dock is dry and is under construction
When the dock is full of water
When the dock is empty
When the dock is empty with the ship of maximum tonnage

## Docks and Harbor Engineering Dead weight tonnage of a ship(i) varies with latitude and season(ii) is more than displacement tonnage(iii) is the difference between displacement load and displacement light of these statements

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

Staging method
Barge method
Low level method
None of these

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