MCQOPTIONS
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MCQOPTIONS
This section includes 29 Mcqs, each offering curated multiple-choice questions to sharpen your Civil Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following structures are constructed parallel to shore line to develop a demarcating line between land area and water area ? |
| A. | sea walls, bulk heads and groynes |
| B. | sea walls, bulk heads and revetments |
| C. | sea walls, revetments and groynes |
| D. | bulk heads, revetments and groynes |
| Answer» C. sea walls, revetments and groynes | |
| 2. |
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 |
| Answer» C. Fetch | |
| 3. |
When a ship floats at its designed water line, the vertical distance from water line to the bottom of the ship is known as________________? |
| A. | beam |
| B. | depth |
| C. | freeboard |
| D. | draft |
| Answer» E. | |
| 4. |
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 |
| Answer» B. one – fourth highest waves | |
| 5. |
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 L |
| Answer» E. | |
| 6. |
The maximum harbour depth below lowest low water is generally equal to_________________?_x005F_x000D_(i) loaded draft + 1.2 m when bottom is rock_x005F_x000D_(ii) loaded draft + 1.8 m when bottom is soft_x005F_x000D_(iii) loaded draft + 1.2 m when bottom is soft_x005F_x000D_(iv) loaded draft + 1.8 m when bottom is rock_x005F_x000D_select 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 |
| Answer» E. | |
| 7. |
The difference in height between highest high water and lowest low water is called_______________? |
| A. | mean range |
| B. | maximum range |
| C. | maximum rise |
| D. | mean rise |
| Answer» C. maximum rise | |
| 8. |
Minimum width of ship clearance shall be__________________? |
| A. | B or 30 m |
| B. | 1.5 B or 50 m |
| C. | 1.5 B |
| D. | 50 m |
| E. | where “B” is beam of the design vessel |
| Answer» B. 1.5 B or 50 m | |
| 9. |
In multiple point mooring system, vessel is secured to minimum of____________________? |
| A. | two points |
| B. | four points |
| C. | six points |
| D. | eight points |
| Answer» C. six points | |
| 10. |
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 |
| Answer» D. twice the length of design vessel | |
| 11. |
In a two lane channel, bottom width of channel is given by_______________? |
| A. | Manoeuvring lane + 2 x Bank clearance lane |
| B. | 2 x Manoeuvring lane + 2 x Bank clearance lane |
| C. | 2 x Manoeuvring lane + 2 x Bank clearance lane + ship clearance lane |
| D. | Manoeuvring lane + 2 x Bank clearance lane + ship clearance lane |
| Answer» D. Manoeuvring lane + 2 x Bank clearance lane + ship clearance lane | |
| 12. |
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_________________? |
| A. | 2.5 m |
| B. | 4 m |
| C. | 5 m |
| D. | 7 m |
| Answer» E. | |
| 13. |
If Hs is the significant wave height, then the average wave height and highest wave height respectively are given by_______________? |
| A. | 0.6 Hs and 1.67 Hs |
| B. | 0.6 Hs and 1.87 Hs |
| C. | 1.27 Hs and 1.87 Hs |
| D. | 1.27 Hs and 1.67 Hs |
| Answer» C. 1.27 Hs and 1.87 Hs | |
| 14. |
If H is the height of the wave expected, then the height of the breakwater is generally taken as______________________? |
| A. | 1.2 H to 1.25 H above the datum |
| B. | 1.2 H to 1.25 H above the low water level |
| C. | 1.2 H to 1.25 H above the high water level |
| D. | 1.2 H to 1.25 H above the mean sea level |
| Answer» D. 1.2 H to 1.25 H above the mean sea level | |
| 15. |
For designing the dock, the proportion of ship load assumed to be borne by keel blocks is________________? |
| A. | 5/8 |
| B. | 3/8 |
| C. | 3/16 |
| D. | 5/16 |
| Answer» B. 3/8 | |
| 16. |
Dead weight tonnage of a ship_______________?_x005F_x000D_i) varies with latitude and season_x005F_x000D_ii) is more than displacement tonnage_x005F_x000D_iii) is the difference between displacement load and displacement light_x005F_x000D_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 |
| Answer» D. Only iii) is correct | |
| 17. |
Consider the following statements in regard to Beaufort scale for wind speeds______________?_x005F_x000D_(i) The Beaufort number ranges from 1 to 12._x005F_x000D_(ii) Higher Beaufort number indicates higher speed of wind,_x005F_x000D_(iii) Beaufort number for calm is smallest and for hurricane is highest_x005F_x000D_select the correct statments. |
| A. | (i) and (ii) are correct |
| B. | (ii) and (iii) are correct |
| C. | (i) and (iii) are correct |
| D. | (i), (ii) and (iii) are correct |
| Answer» C. (i) and (iii) are correct | |
| 18. |
Consider the following statements?_x005F_x000D_(i) Fender is the cushion provided on the face of the jetty for ships to come in contact,_x005F_x000D_(ii) Slip is the space of water area between two adjacent piers where ships are berthed,_x005F_x000D_(iii) Pier head is a structure constructed near the tip of a break water near the harbour entrance._x005F_x000D_select the correct statements? |
| A. | (i) and (ii) are correct |
| B. | (ii) and (iii) are correct |
| C. | (i) and (iii) are correct |
| D. | (i), (ii) and (iii) are correct |
| Answer» E. | |
| 19. |
By increasing the rise of lockgates_______________?_x005F_x000D_(i) the length of the lock gate will increase_x005F_x000D_(ii) transverse stress due to water pressure on the gate will increase_x005F_x000D_(iii) compressive force on the gate will increase_x005F_x000D_select the correct statements? |
| A. | (i) and (ii) are correct |
| B. | (i) and (iii) are correct |
| C. | Only (ii) is correct |
| D. | Only (iii) is correct |
| Answer» B. (i) and (iii) are correct | |
| 20. |
At a given port, the fetch is 400 nautical miles, the maximum height of storm wave will be_______________? |
| A. | 2.073 m |
| B. | 8.169 m |
| C. | 9.144 m |
| D. | 6.8 m |
| Answer» D. 6.8 m | |
| 21. |
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?_x005F_x000D_Select your answer based on the coding system given below |
| A. | Both A and R are true and R is the correct explanation of A |
| B. | Both A and R are true but R is not a correct explanation of A |
| C. | A is true but R is false |
| D. | A is false but R is true |
| Answer» B. Both A and R are true but R is not a correct explanation of A | |
| 22. |
Assertion A : Intervention of undulations in the sea bed reduces the depth of wave at the section. Reason R : No wave can have a height greater than the depth of water through which it passes?_x005F_x000D_Select your answer based on the coding system given below? |
| A. | Both A and R are true and R is correct explanation of A. |
| B. | Both A and R are true but R is not the correct explanation of A. |
| C. | A is true but R is false |
| D. | A is false but R is true |
| Answer» B. Both A and R are true but R is not the correct explanation of A. | |
| 23. |
Assertion A : Depth and width required at the entrance to a harbour are more than those required in the channel. Reason R : The entrance to a harbour is usually more exposed to waves as compared to the harbour itself__________________?_x005F_x000D_Select your answer based on the coding system given below. |
| A. | Both A and R are true and R is the correct explanation of A. |
| B. | Both A and R are true but R is not the correct explanation of A. |
| C. | A is true but R is false. |
| D. | A is false but R is true. |
| Answer» B. Both A and R are true but R is not the correct explanation of A. | |
| 24. |
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?_x005F_x000D_Select your answer based on the coding system given below. |
| A. | Both A and R are true and R is the correct explanation of A. |
| B. | Both A and R are true but R is not correct explanation of A. |
| C. | A is true but R is false. |
| D. | A is false but R is true. |
| Answer» B. Both A and R are true but R is not correct explanation of A. | |
| 25. |
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 |
| Answer» B. 0.5 VF | |
| 26. |
As per Berlin’s formula, the length of wave in metres is given by_______________? |
| A. | 1.3412 |
| B. | 1.5612 |
| C. | 1.7412 |
| D. | 1.9412 |
| Answer» C. 1.7412 | |
| 27. |
As compared to wall type breakwater, mound type breakwater_________________? |
| A. | requires skilled labour |
| B. | requires low maintenance cost |
| C. | requires less material |
| D. | results in less damage due to gradual failure |
| Answer» E. | |
| 28. |
A ship strikes the berth generally at an angle_________________? |
| A. | 90° with the face of the dock |
| B. | 45° with the face of the dock |
| C. | 30° with the face of the dock |
| D. | 10° with the face of the dock |
| Answer» E. | |
| 29. |
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 |
| Answer» D. Refuge dock | |