Civil Engineering - UPSC Civil Service Exam Questions

6.
The figure shows a rigid frame fixed at A and hinged at C.
If a pure moment of 20 kNm is applied at B in the plane of the figure, then what is the moment at the fixed end A?
10 kNm
7.5 kNm
5 kNm
2.5 kNm
Answer: Option
Explanation:
No answer description is available. Let's discuss.

7.
The effective throat thickness in mm of a 6 mm size fillet weld with an angle of 75° between the fusion faces is
3.6
4.0
4.2
4.5
Answer: Option
Explanation:
No answer description is available. Let's discuss.

8.
Which one of the following is the correct statement ? A streamlined body is one for which the
skin friction is zero.
thickness of the body is less than 1/100 of its length
corners are rounded off.
separation occurs, if at all, at the farthest downstream part of the body.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

9.
The correct sequence of plasticity of min-erals in soil in an increasing order is
Silica, Kaolinite, Illite, Montmorillonite
Kaolinite, Silica, Illite, Montmorillonite
Silica, Kaolinite, Montmorillonite, Illite
Kaolinite, Silica, Montmorillonite, Illite
Answer: Option
Explanation:
No answer description is available. Let's discuss.

10.
Why is a proportional flow weir provided in a grit chamber ?
To reduce the suspended solids entering into the grit chamber
To maintain the constant flow depth in the grit chamber
To take care of maintaining constant flow velocity in the grit chamber over a certain depth range
To allow the sewage afresh into the grit chamber
Answer: Option
Explanation:
No answer description is available. Let's discuss.