Civil Engineering MCQs

2965 MCQs  (Page 193 of 297)

By increasing the rise of lockgates_______________?
A. (i) the length of the lock gate will increase
B. (ii) transverse stress due to water pressure on the gate will increase
C. (iii) compressive force on the gate will increase
D. Select the correct statements?
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
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 cons-truction, the work is not interrupted even during stormy weather
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
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_________________?
A. (i) loaded draft + 1.2 m when bottom is rock
B. (ii) loaded draft + 1.8 m when bottom is soft
C. (iii) loaded draft + 1.2 m when bottom is soft
D. (iv) loaded draft + 1.8 m when bottom is rock
Dead weight tonnage of a ship_______________?
A. I) varies with latitude and season
B. Ii) is more than displacement tonnage
C. Iii) is the difference between displacement load and displacement light
D. Select the correct statemens.