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Civil Engineering - UPSC Civil Service Exam Questions

Exercise : UPSC Civil Service Exam Questions - Section 12
21.
Consider the following assumptions :
1. Failure occurs on a plane surface.
2. Wall is smooth but not necessarily vertical.
3. Failure wedge is a rigid body.
Coulomb's theory of earth pressure is based on assumptions
1, 2 and 3
1 and 3
1 and 2
2 and 3
Answer: Option
Explanation:
No answer description is available. Let's discuss.
22.
A 2-metre diameter water pipe is required to withstand a 200 meter head of water. Assuming the limiting tensile stress for the pipe material to be 200 kg/cm2, the minimum thickness of the material of the pipe to be used will have to be
5 cm
10 cm
15 cm
20 cm
Answer: Option
Explanation:
No answer description is available. Let's discuss.
23.
In the preliminary treatment of wastewater, skimming tanks are often included in the treatment scheme. Various features of skimming tanks are that these :
1. can remove general floating matter.
2. can remove oily and greasy matter.
3. have detention time of 30 min.
4. employ compressed air blown through diffusers.
Which of these statements are correct ?
1 and 3
2 and 4
2 and 3
1 and 2
Answer: Option
Explanation:
No answer description is available. Let's discuss.
24.
Consider the following statements :
1. A dummy activity is artificially introduced in a network when necessary.
2. A dummy activity consumes some time.
3. A dummy activity is represented by a dotted arrow.
4. A dummy activity must necessarily be introduced in every network. Which of the above statements are correct ?
1, 2 and 3
1 and 3
2, 3 and 4
1 and 2
Answer: Option
Explanation:
No answer description is available. Let's discuss.
25.
Consider the following stages in the manufacturing of bricks :
1. Weathering
2. Moulding
3. Tempering
The correct sequence of these stages in the manufacturing of the bricks, is
1, 2, 3
2, 3, 1
1, 3, 2
3, 2, 1
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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