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Civil Engineering - UPSC Civil Service Exam Questions

Exercise : UPSC Civil Service Exam Questions - Section 4
1.
The moment of inertia of a given rectangular area is minimum about
its longer centroidal axis
its polar axis
its axis along the diagonal
its shorter centroidal axis
Answer: Option
Explanation:
No answer description is available. Let's discuss.
2.
If the efficiencies of BOD removal of first-stage and second-stage trickling filters are each 65.0%, then what is the overall BOD removal efficiency of these filters ?
65%
77.25%
87.75%
92.6%
Answer: Option
Explanation:
No answer description is available. Let's discuss.
3.
Which one of the following tests can be carried out at the construction site to determine the dynamic elastic properties of soil ?
Block vibration test
Dutch cone penetration test
Standard penetration test
Vane shear test
Answer: Option
Explanation:
No answer description is available. Let's discuss.
4.
A particle moves with simple harmonic motion. If its acceleration at distance 'D' from the equilibrium position is 'A' then the period of the motion is given by
2πAD
Answer: Option
Explanation:
No answer description is available. Let's discuss.
5.
Consider the following statements :
A high lime content in a composite cement-lime mortor results in
1. slow hardening.
2. quick setting.
3. weaker mortar.
Of these statements :
2 and 3 are correct
1 and 2 are correct
1 and 3 are correct
1, 2 and 3 are correct
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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