Civil Engineering :: UPSC Civil Service Exam Questions
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Which of the following treatments reduce salinity of water
1. Flash mixing and sedimentation
2. Electrodialysis
3. Reverse osmosis
4. Freezing
5. Filtration
Select the correct answer using the codes given below: -
Why is lime added to cement slurry for the topcoat of plastering ?
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A concentrated load W moves on the span of a three-hinged arch. The horizontal thrust at the supports is maximum when the load is at which one of the following ?
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A 30 m steel tape was standardised at 20°C measurements of distances were taken as 15°C. If the coefficient of linear expansion of the material of the tape were 0.00, 00112 degree centigrade, then the error, due to temperature, per tape length would be
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The slenderness ratio of a compression member in the context of Rankine's formula is defined as
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Which one of the following is not related to theories of creep of rails ?
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Preliminary project report for a road project must contain
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The final deflection due to all loads including the effects of temperature, creep and shrinkage and measured from as-cast level of supports of floors, roofs and all other horizontal members should NOT exceed
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Why are bricks soaked in water before using in brick masonry ?
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A bed of sand consists of three horizontal layers of equal thickness. The value of Darcy's k for the upper and lower layers is 1 x 10-2 cm/sec and that for the middle layer is 1 x 10-1 cm/sec. The ratio of the permeability of the bed in the horizontal direction to that in the vertical direction is
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