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:

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:

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 the correct explanation of

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 the correct explanation of

A is false but R is true.

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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

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

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

Twice the length of design vessel

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

Twice the length of design vessel

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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 (iii) are correct

Only (iii) is correct

Only (ii) is correct

(i) and (ii) are correct

(i) and (iii) are correct

Only (iii) is correct

Only (ii) is correct

(i) and (ii) are correct

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Docks and Harbor Engineering
In multiple point mooring system, vessel is secured to minimum of

Four points

Eight points

Six points

Two points

Four points

Eight points

Six points

Two points

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Docks and Harbor Engineering
As per Stevenson’s empirical formula, the approximate value of the height of the wave in metres is given by (where F is the fetch in km.)

1.5 VF

0.5 VF

0.34 VF

3.4 VF

1.5 VF

0.5 VF

0.34 VF

3.4 VF

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Docks and Harbor Engineering
If the maximum spring rise is 2 m and height of the waves expected is 4 m , then the breakwater height above the datum will be

2.5 m

7 m

5 m

4 m

2.5 m

7 m

5 m

4 m

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Docks and Harbor Engineering

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:

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

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

Docks and Harbor Engineering In multiple point mooring system, vessel is secured to minimum of

Docks and Harbor Engineering As per Stevenson’s empirical formula, the approximate value of the height of the wave in metres is given by (where F is the fetch in km.)

Docks and Harbor Engineering If the maximum spring rise is 2 m and height of the waves expected is 4 m , then the breakwater height above the datum will be

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:

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

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

Docks and Harbor Engineering
In multiple point mooring system, vessel is secured to minimum of

Docks and Harbor Engineering
As per Stevenson’s empirical formula, the approximate value of the height of the wave in metres is given by (where F is the fetch in km.)

Docks and Harbor Engineering
If the maximum spring rise is 2 m and height of the waves expected is 4 m , then the breakwater height above the datum will be