Civil Engineering - UPSC Civil Service Exam Questions

16.
A right-angled triangular channel, symmetrical in section about the vertical, carries a discharge of 5 m3 /s with a velocity of 1.25 m/s. What is the approximate value of the Froude number of the flow ?
0.3
0.4
0.5
0.6
Answer: Option
Explanation:
No answer description is available. Let's discuss.

17.
Which one of the following pairs is not correctly matched ?
Water losses....Evaporation
Runoff....Stream flow
Percolation....Soil Erosion
Storm....Precipitation
Answer: Option
Explanation:
No answer description is available. Let's discuss.

18.
Which of the following pairs is correctly matched ?
Froude's number .... Intertial to surface tension force
Mach number .... Inertial to elastic force
Euler number .... Inertial to gravity force
Reynolds number .... Inertial to pressure force
Answer: Option
Explanation:
No answer description is available. Let's discuss.

19.
A section of a solid circular shaft with diameter D is subjected to bending moment 'M' and torque (T). The expression for maximum principal stress at the section is
Answer: Option
Explanation:
No answer description is available. Let's discuss.

20.
The flownet of activities of a project is shown in the given figure. The duration of the activities are written along the arrows. The critical path of the activities is along
1-2-4-5-7-8
1-2-3-5-7-8
1-2-3-6-7-8
1-2-4-5-3-6-7-8
Answer: Option
Explanation:
No answer description is available. Let's discuss.