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Civil Engineering - UPSC Civil Service Exam Questions

Exercise : UPSC Civil Service Exam Questions - Section 21
21.
The role of superplasticizer in a cement paste is to
disperse the particles
disperse the particles and to remove air bubbles
disperse the particles, remove air bubbles and to retard setting
retard setting
Answer: Option
Explanation:
No answer description is available. Let's discuss.
22.
For stability analysis of slopes of purely cohesive soils, the critical centre is taken to lie at the intersection of
the perpendicular bisector of the slope and the locus of the centre
the perpendicular drawn at one-third slope from the toe and the locus of the centre
the perpendicular drawn at two-third slope from the toe and the locus of the centre
directional angles
Answer: Option
Explanation:
No answer description is available. Let's discuss.
23.
A prismatic bar of uniform cross-sectional area of 5 cm2 is subjected to axial loads as shown in the given figure. Portion BC is subjected to an axial stress of
400 kg/cm2 tansion,
2000 kg/m2 compression
1000 kg/cm2 tension
600 kg/cm2 tension
Answer: Option
Explanation:
No answer description is available. Let's discuss.
24.
Which one of the following methods would give accurate results in determining the direction of the observer's meridian ?
Observation of circumpolar stars on the same vertical
Observation of circumpolar stars at culmination
Extra-meridian observation of a circumpolar star
Observation of the sun at equal altitudes
Answer: Option
Explanation:
No answer description is available. Let's discuss.
25.
In a truss work as shown in the figure given above, what is the force induced in the member DE ?
50 kN (tensile)
zero
50 kN (compressive)
25 kN (compressive)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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