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Dock and harbor engineering
| 1-Dont try to cram or spend more time here just read it fast and cover syllabus then practice MCQ's cheptor of same topic to check your progress. . |
| 2-Wrong options are also given but dont concentrate there, Right answer is in bold format. |
| Q1 ⇒ 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 [other wrong options] [Discuss in forum] |
| Q2 ⇒ In basins subjected to strong winds and tide, the length of the berthing area should not be less than the length of design vessel + 20% clearance between adjacent vessels [other wrong options] [Discuss in forum] |
| Q3 ⇒ At a given port, the fetch is 400 nautical miles, the maximum height of storm wave will be 9.144 m [other wrong options] [Discuss in forum] |
| Q4 ⇒ In a two lane channel, bottom width of channel is given by 2 x Manoeuvring lane + 2 x Bank clearance lane + ship clearance lane [other wrong options] [Discuss in forum] |
| Q5 ⇒ Select the incorrect statement. Barge method of mound construction is economical. [other wrong options] [Discuss in forum] |
| Q6 ⇒ As compared to wall type breakwater, mound type breakwater results in less damage due to gradual failure [other wrong options] [Discuss in forum] |
| Q7 ⇒ The difference in height between highest high water and lowest low water is called maximum range [other wrong options] [Discuss in forum] |
| Q8 ⇒ 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 7 m [other wrong options] [Discuss in forum] |
| Q9 ⇒ If H is the height of the wave expected, then the height of the breakwater is generally taken as 1.2 H to 1.25 H above the high water level [other wrong options] [Discuss in forum] |
| Q10 ⇒ In multiple point mooring system, vessel is secured to minimum of four points [other wrong options] [Discuss in forum] |
| Q11 ⇒ Which of the following is a fixed type mooring accessory ? bollard [other wrong options] [Discuss in forum] |
| Q12 ⇒ The significant wave height is defined is the average height of the one - third highest waves [other wrong options] [Discuss in forum] |
| Q13 ⇒ If Hs is the significant wave height, then the average wave height and highest wave height respectively are given by 0.6 Hs and 1.87 Hs [other wrong options] [Discuss in forum] |
| Q14 ⇒ 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 Clapotis [other wrong options] [Discuss in forum] |
| Q15 ⇒ Which of the following structures are constructed parallel to shore line to develop a demarcating line between land area and water area ? sea walls, bulk heads and revetments [other wrong options] [Discuss in forum] |
| Q16 ⇒ Which of the following type of sea walls results in greatest protection of shore structures? sea wall with concave face [other wrong options] [Discuss in forum] |
| Q17 ⇒ Which of the following are repair docks ? wet docks, floating docks, lift docks, marine railways [other wrong options] [Discuss in forum] |
| Q18 ⇒ Which of the following structures protects the shore by trapping of littoral drift? groynes [other wrong options] [Discuss in forum] |
| Q19 ⇒ Which of the following conditions of loading imposes the greatest load on the foundation in case of dry docks? when the dock is full of water [other wrong options] [Discuss in forum] |
| Q20 ⇒ For designing the dock, the proportion of ship load assumed to be borne by keel blocks is 5/8 [other wrong options] [Discuss in forum] |
| Or |