i) varies with latitude and season
ii) is more than displacement tonnage
iii) is the difference between displacement load and displacement light
select the correct statemens.
A. i) and ii) are correct
B. ii) and iii) are correct
C. i) and iii) are correct
D. Only iii) is correct
Related Mcqs:
- The minimum diameter of turning besin, where ships turn by going ahead and without tug assistance should be___________________?
A. L
B. 1.5 L
C. 2.0 L
D. 4.0 Lwhere L is the length of the largest ship to use the port
- As per Stevenson’s empirical formula, the approximate value of the height of the wave in metres is given by__________________?
A. 0.34 VF
B. 0.5 VF
C. 1.5 VF
D. 3.4 VF
where F is the fetch in km - In multiple point mooring system, vessel is secured to minimum of____________________?
A. two points
B. four points
C. six points
D. eight points - A ship is berthed in a chamber and lifted by principles of buoyancy Such a chamber is called_________________?
A. Dry dock
B. Wet dock
C. Floating dock
D. Refuge dock - Which of the following conditions of loading imposes the greatest load on the foundation in case of dry docks?
A. when the dock is empty
B. when the dock is empty with the ship of maximum tonnage
C. when the dock is full of water
D. when the dock is dry and is under construction - When a wave strikes a vertical breakwater in deep water, it is reflected back and on meeting another advancing wave of similar amplitude merges and rises vertically in a wall of water. This phenomenon is called_________________?
A. Surf
B. Clapotis
C. Fetch
D. Swell - The significant wave height is defined is the average height of the_________________?
A. one – third highest waves
B. one – fourth highest waves
C. one – fifth highest waves
D. one – tenth highest waves - As per Berlin’s formula, the length of wave in metres is given by_______________?
A. 1.3412
B. 1.5612
C. 1.7412
D. 1.9412where ‘t’ is the period in seconds for two successive waves to pass the same section
- In basins subjected to strong winds and tide, the length of the berthing area should not be less than____________________?
A. the length of design vessel
B. the length of design vessel + 10% clearance between adjacent vessels
C. the length of design vessel + 20% clearance between adjacent vessels
D. twice the length of design vessel - 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 rockselect the correct the correct statements.
A. (i) and (ii) are correct
B. (i) and (iii) are correct
C. (ii) and (iv) are correct
D. (iii) and (iv) are correct
