Civil Engineering :: UPSC Civil Service Exam Questions
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A uniform simply supported beam is subjected to a clockwise moment at the left end. What is the moment required at the right end so that rotation of the right end is zero ?
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A cylindrical bar of 20 mm diameter and 1 m length is subjected to a tensile test. Its longitudinal strain is 4 times that of its lateral strain. If the modulus of elasticity is 2 x 105 N/mm2, then its modulus of rigidity will be
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Clapeyron's theorem is applied to
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A fill having a volume of 150, 000 cm is to be constructed at a void ratio of 0.8. The borrow pit soil has a void ratio of 1.4. The volume of soil required (in cubic metres) to be excavated from the borrow pit will be
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A fixed beam as shown in Fig. I is loaded with a U.D.L. over the entire span, the total load being W; when load was just increased to W1, the deformed shape as shown in Fig. II was seen. The value of W1 (plastic moment of resistance = Mp) is
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The resultant of the coplanar, concurrent system of forces F1, F2, F3 and F4 shown in the above figure is
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During seepage through an earth mass, the direction of seepage is
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Consider the following statements :
The effect of sea water on hardened concrete is to
1. increase its strength
2. reduce its strength
3. retard setting
4. decrease its durability.
Of these statements : -
A doubly reinforced concrete beam has effective cover d' to the centre of compression reinforcement. xu is the depth of neutral axis, and d is the effective depth to the centre of tension reinforcement. What is the maximum strain in concrete at the level of compression reinforcement?
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By what percentage is length of a runway increased for every 300 m rise above M.S.L. ?