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Civil Engineering - UPSC Civil Service Exam Questions

Exercise : UPSC Civil Service Exam Questions - Section 20
16.
In which one of the following zones is a logarithmic spiral shape of failure surface assumed in the case of bearing capacity analysis of C-φ soils ?
Active zone
Passive zone
Radial shear'zone
Surcharge zone
Answer: Option
Explanation:
No answer description is available. Let's discuss.
17.
The optimum number of revolutions over which concrete is required to be mixed in a mixer machine, is
10
20
50
100
Answer: Option
Explanation:
No answer description is available. Let's discuss.
18.
A model of a weir made to a horizontal scale of 1/40 and vertical scale of 1/9 discharges 1 litre/sec. Then the discharge in the prototype is estimated as
1 lps
108 lps
1080 lps
10800 lps
Answer: Option
Explanation:
No answer description is available. Let's discuss.
19.
Which one of the following statements is the correct description of the structure of fibre board ?
Thin slices of superior quality of wood are glued and pressed on the surface of inferior wood
Steamed mass of wood dusts, wood wool and other vegetable fibres are pressed hard to a thickness varying from 3 mm to 12 mm
Thin and narrow wood shavings are soaked in a refractory binder material and pressed hard
Wood veneer backed by fabric mat
Answer: Option
Explanation:
No answer description is available. Let's discuss.
20.
What is the normal depth in a wide rectangular channel carrying 0.5 m3/s discharge at a bed slope of 0.0004 and Manning's n = 0.01 ?
0.13 m
0.32 m
0.43 m
0.50 m
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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