Explore topic-wise MCQs in Civil Engineering.

This section includes 65 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.

Assertion A : Marine structures are made specially bulky and strong.Reason R : Sea insects result in undermining of the hardest and the soundest building material. Select your answer based on the coding system given below:

A. oth A and R are true and R is the correct explanation of A.
B. oth A and R are true but R is not the correct explanation of A.
C. is true but R is false.
D. is false but R is true.
Answer» B. oth A and R are true but R is not the correct explanation of A.
Discussion
2.

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.Select your answer based on the coding system given below:

A. oth A and R are true and R is correct explanation of A.
B. oth A and R are true but R is not the correct explanation of A.
C. is true but R is false.
D. is false but R is true.
Answer» B. oth A and R are true but R is not the correct explanation of A.
Discussion
3.

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.Select your answer based on the coding system given below.

A. oth A and R are true and R is the correct explanation of A.
B. oth A and R are true but R is not a correct explanation of A.
C. is true but R is false.
D. is false but R is true.
Answer» B. oth A and R are true but R is not a correct explanation of A.
Discussion
4.

As per Berlin's formula, the length of wave in meters is given by(Where’t’ is the period in seconds for two successive waves to pass the same section.)

A. 0.3412
B. 0.5612
C. 0.7412
D. 0.9412
Answer» C. 0.7412
Discussion
5.

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

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.
Discussion
6.

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

A. i) and (ii) are correct
B. ii) and (iii) are correct
C. i) and (iii) are correct
D. nly (iii) is correct
Answer» D. nly (iii) is correct
Discussion
7.

Consider the following statements in regard to Beaufort scale for wind speeds,(i) The Beaufort number ranges from 1 to 12.(ii) Higher Beaufort number indicates higher speed of wind,(iii) Beaufort number for calm is smallest and for hurricane is highest Of these 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» C. i) and (iii) are correct
Discussion
8.

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. eam
B. epth
C. ree-board
D. raft
Answer» E.
Discussion
9.

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
Discussion
10.

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
Discussion
11.

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
Discussion
12.

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.)

A. 0.34 VF
B. 0.5 VF
C. 1.5 VF
D. 3.4 VF
Answer» B. 0.5 VF
Discussion
13.

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.
Discussion
14.

Assertion A : Marine structures are made specially bulky and strong.Reason R : Sea insects result in undermining of the hardest and the soundest building material.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.
Discussion
15.

Which of the following are repair docks ?

A. marine railways, dry docks, floating docks, wet docks
B. dry docks, wet docks, floating docks, lift docks
C. wet docks, floating docks, lift docks, marine railways
D. wet docks, lift docks, marine railways, dry docks
Answer» D. wet docks, lift docks, marine railways, dry docks
Discussion
16.

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.
Discussion
17.

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
Discussion
18.

The most popular method of construction of wall breakwaters is

A. Barge method
B. Staging method
C. Low level method
D. none of the above
Answer» C. Low level method
Discussion
19.

As per Berlin's formula, the length of wave in meters is given by(Where ’t’ is the period in seconds for two successive waves to pass the same section.)

A. 1.3412
B. 1.5612
C. 1.7412
D. 1.9412
Answer» C. 1.7412
Discussion
20.

Minimum width of ship clearance shall be (where “B” is beam of the design vessel)

A. B or 30 m
B. 1.5 B or 50 m
C. 1.5 B
D. 50 m
Answer» B. 1.5 B or 50 m
Discussion
21.

Which of the following structures protects the shore by trapping of littoral drift?

A. groynes
B. sea walls
C. revetments
D. moles
Answer» B. sea walls
Discussion
22.

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
Discussion
23.

By increasing the rise of lock-gates,(i) The length of the lock gate will increase(ii) Transverse stress due to water pressure on the gate will increase(iii) Compressive force on the gate will increase

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
Discussion
24.

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
Answer» D. When the dock is dry and is under construction
Discussion
25.

In a two lane channel, bottom width of channel is given by

A. Manoeuvring lane + (2 × Bank clearance lane)
B. (2 × Manoeuvring lane) + (2 × Bank clearance lane)
C. (2 × Manoeuvring lane) + (2 × Bank clearance lane + ship clearance lane)
D. Manoeuvring lane + (2 × Bank clearance lane) + ship clearance lane
Answer» D. Manoeuvring lane + (2 × Bank clearance lane) + ship clearance lane
Discussion
26.

The minimum diameter of turning besin, where ships turn by going ahead and without tug assistance should be

A. 1 L
B. 1.5 L
C. 2.0 L
D. 4.0 L
Answer» E.
Discussion
27.

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 lightOf these statements

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
Discussion
28.

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
Discussion
29.

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
Discussion
30.

*$_The minimum diameter of turning besin, where ships turn by going ahead and without tug assistance should be?

A. 1 L
B. 1.5 L
C. 2.0 L
D. 4.0 L
Answer» E.
Discussion
31.

*/*_Assertion A : Marine structures are made specially bulky and strong.Reason R : Sea insects result in undermining of the hardest and the soundest building material. 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.
Discussion
32.

*/*_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
Discussion
33.

*/*_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
Discussion
34.

*/*_Which of the following are repair docks ??

A. marine railways, dry docks, floating docks, wet docks
B. dry docks, wet docks, floating docks, lift docks
C. wet docks, floating docks, lift docks, marine railways
D. wet docks, lift docks, marine railways, dry docks
Answer» D. wet docks, lift docks, marine railways, dry docks
Discussion
35.

*/*_By increasing the rise of lock-gates, (i) The length of the lock gate will increase (ii) Transverse stress due to water pressure on the gate will increase (iii) Compressive force on the gate will increase?

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
Discussion
36.

*/*_Which of the following structures protects the shore by trapping of littoral drift??

A. groynes
B. sea walls
C. revetments
D. moles
Answer» B. sea walls
Discussion
37.

_ 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$?

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
Discussion
38.

_ 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.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.
Discussion
39.

_ 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.)$?

A. 0.34 VF
B. 0.5 VF
C. 1.5 VF
D. 3.4 VF
Answer» B. 0.5 VF
Discussion
40.

_ The most popular method of construction of wall breakwaters is$?

A. Barge method
B. Staging method
C. Low level method
D. none of the above
Answer» C. Low level method
Discussion
41.

_ 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.
Discussion
42.

_ 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
Answer» D. When the dock is dry and is under construction
Discussion
43.

_ 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
Discussion
44.

_Consider the following statements in regard to Beaufort scale for wind speeds,(i) The Beaufort number ranges from 1 to 12.(ii) Higher Beaufort number indicates higher speed of wind,(iii) Beaufort number for calm is smallest and for hurricane is highest Of these 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» C. (i) and (iii) are correct
Discussion
45.

_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.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.
Discussion
46.

_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.
Discussion
47.

_As per Berlin's formula, the length of wave in meters is given by(Where ’t’ is the period in seconds for two successive waves to pass the same section.)$?

A. 1.3412
B. 1.5612
C. 1.7412
D. 1.9412
Answer» C. 1.7412
Discussion
48.

_Select the incorrect statement.$?

A. The progress of work in low level method of mound construction is very slow
B. Barge method of mound construction is economical
C. In low level method of mound construction, the area of working is limited
D. In staging method of mound construction, the work is not interrupted even during stormy weather
Answer» C. In low level method of mound construction, the area of working is limited
Discussion
49.

_In a two lane channel, bottom width of channel is given by$?

A. Manoeuvring lane + (2 √ó Bank clearance lane)
B. (2 √ó Manoeuvring lane) + (2 √ó Bank clearance lane)
C. (2 √ó Manoeuvring lane) + (2 √ó Bank clearance lane + ship clearance lane)
D. Manoeuvring lane + (2 √ó Bank clearance lane) + ship clearance lane
Answer» D. Manoeuvring lane + (2 ‚àö√≥ Bank clearance lane) + ship clearance lane
Discussion
50.

_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$?

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.
Discussion