Minimum width of ship clearance shall be (where “B” is beam of the design vessel) B or 30 m 1.5 B 50 m 1.5 B or 50 m TRUE ANSWER : ? YOUR ANSWER : ?
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 (iii) are correct (ii) and (iii) are correct (i) and (ii) are correct Only (iii) is 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 (i) and (iii) are correct (i) and (ii) are correct (ii) and (iv) are correct (iii) and (iv) are correct TRUE ANSWER : ? YOUR ANSWER : ?
As compared to wall type breakwater, mound type breakwater Results in less damage due to gradual failure Requires less material Requires low maintenance cost Requires skilled labor TRUE ANSWER : ? YOUR ANSWER : ?
The minimum diameter of turning besin, where ships turn by going ahead and without tug assistance should be 1.5 L 2.0 L 1 L 4.0 L TRUE ANSWER : ? YOUR ANSWER : ?
A ship is berthed in a chamber and lifted by principles of buoyancy Such a chamber is called. Refuge dock Floating dock Dry dock Wet dock TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following conditions of loading imposes the greatest load on the foundation in case of dry docks? When the dock is empty When the dock is empty with the ship of maximum tonnage When the dock is dry and is under construction When the dock is full of water TRUE ANSWER : ? YOUR ANSWER : ?
Assertion A : Basin walls have to be of much grater height than dock walls.Reason R : Tidal basins are subject to fluctuations of levels due to tidal variations.Select your answer based on the coding system given below: Both A and R are true but R is not correct explanation of A. A is false but R is true. A is true but R is false. Both A and R are true and R is the correct explanation of A. TRUE ANSWER : ? YOUR ANSWER : ?
Consider the following statements in regard to Beaufort scale for wind speeds,<br/>(i) The Beaufort number ranges from 1 to 12.<br/>(ii) Higher Beaufort number indicates higher speed of wind,<br/>(iii) Beaufort number for calm is smallest and for hurricane is highest of these statements (i) and (ii) are correct (i) and (iii) are correct (i), (ii) and (iii) are correct (ii) and (iii) are correct TRUE ANSWER : ? YOUR ANSWER : ?
Consider the following statements.<br/>(i) Fender is the cushion provided on the face of the jetty for ships to come in contact,<br/>(ii) Slip is the space of water area between two adjacent piers where ships are berthed,<br/>(iii) Pier head is a structure constructed near the tip of a break water near the harbour entrance. <br/>Of the statements (i), (ii) and (iii) are correct (i) and (ii) are correct (ii) and (iii) are correct (i) and (iii) are correct TRUE ANSWER : ? YOUR ANSWER : ?