When a ship floats at its designed water line, the vertical distance from water line to the bottom of the ship is known as Draft Free-board Depth Beam TRUE ANSWER : ? YOUR ANSWER : ?
The significant wave height is defined is the average height of the one – third highest waves one – fourth highest waves one – tenth highest waves one – fifth highest waves TRUE ANSWER : ? YOUR ANSWER : ?
At a given port, the fetch is 400 nautical miles, the maximum height of storm wave will be 6.8 m 2.073 m 9.144 m 8.169 m TRUE ANSWER : ? YOUR ANSWER : ?
For designing the dock, the proportion of ship load assumed to be borne by keel blocks is 43898 43967 43906 43959 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 with the ship of maximum tonnage When the dock is dry and is under construction When the dock is empty When the dock is full of water TRUE ANSWER : ? YOUR ANSWER : ?
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 0.34 VF 0.5 VF 3.4 VF 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) and (ii) are correct (i), (ii) and (iii) are correct (ii) and (iii) are correct (i) and (iii) are correct 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 and R is the correct explanation of A. A is true but R is false. Both A and R are true but R is not correct explanation of A. A is false but R is true. TRUE ANSWER : ? YOUR ANSWER : ?
In a two lane channel, bottom width of channel is given by Manoeuvring lane + (2 × Bank clearance lane) + ship clearance lane Manoeuvring lane + (2 × Bank clearance lane) (2 × Manoeuvring lane) + (2 × Bank clearance lane) (2 × Manoeuvring lane) + (2 × Bank clearance lane + ship clearance lane) 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 (ii) and (iii) are correct (i), (ii) and (iii) are correct TRUE ANSWER : ? YOUR ANSWER : ?