Dead weight tonnage of a ship<br/>(i) varies with latitude and season<br/>(ii) is more than displacement tonnage<br/>(iii) is the difference between displacement load and displacement light of these statements (i) and (ii) are correct (ii) and (iii) are correct Only (iii) is correct (i) and (iii) are correct TRUE ANSWER : ? YOUR ANSWER : ?
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. Both A and R are true but R is not a correct explanation of A. A is true but R is false. A is false but R is true. Both A and R are true and R is the correct explanation of A. TRUE ANSWER : ? YOUR ANSWER : ?
A ship strikes the berth generally at an angle 45° with the face of the dock 30° with the face of the dock 10° with the face of the dock 90° with the face of the dock TRUE ANSWER : ? YOUR ANSWER : ?
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 (i), (ii) and (iii) are correct (ii) and (iii) are correct (i) and (iii) are correct (i) and (ii) are correct TRUE ANSWER : ? YOUR ANSWER : ?
Consider the following statements.(i) Fender is the cushion provided on the face of the jetty for ships to come in contact,(ii) Slip is the space of water area between two adjacent piers where ships are berthed,(iii) Pier head is a structure constructed near the tip of a break water near the harbour entrance. Of the statements (i) and (ii) are correct (ii) and (iii) are correct (i) and (iii) are correct (i), (ii) and (iii) are correct TRUE ANSWER : ? YOUR ANSWER : ?
The maximum harbour depth below lowest low water is generally equal to(i) loaded draft + 1.2 m when bottom is rock(ii) loaded draft + 1.8 m when bottom is soft(iii) loaded draft + 1.2 m when bottom is soft(iv) loaded draft + 1.8 m when bottom is rock (ii) and (iv) are correct (iii) and (iv) are correct (i) and (iii) are correct (i) and (ii) are correct TRUE ANSWER : ? YOUR ANSWER : ?
At a given port, the fetch is 400 nautical miles, the maximum height of storm wave will be 2.073 m 8.169 m 9.144 m 6.8 m TRUE ANSWER : ? YOUR ANSWER : ?
By increasing the rise of lock-gates,<br/>(i) The length of the lock gate will increase<br/>(ii) Transverse stress due to water pressure on the gate will increase<br/>(iii) Compressive force on the gate will increase (i) and (iii) are correct Only (iii) is correct (i) and (ii) are correct Only (ii) is correct TRUE ANSWER : ? YOUR ANSWER : ?
For designing the dock, the proportion of ship load assumed to be borne by keel blocks is 43959 43906 43967 43898 TRUE ANSWER : ? YOUR ANSWER : ?
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 5 m 4 m 2.5 m 7 m TRUE ANSWER : ? YOUR ANSWER : ?