Civil Engineering :: UPSC Civil Service Exam Questions
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A propped cantilever is acted upon by a moment M0 at the propped end, what is the prop reaction ?
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How are concrete mixers specified ?
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In photogrammetric surveying, the image of the top of the hill is 90 mm, from the principal point of the photograph. If the elevation of the top of the hill is 500 m and the flying height is 5000 m above datum, then the relief displacement is
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The phenomenon of decreased resistance of a material due to reversal of stress is called
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A mild steel bar is in three parts, each 20 cm long. The diameters of parts AB, BC and CD are 2 cm, 1 cm and 3 cm respectively.
The bar is subjected to an axial pull of 4t as shown in the given figure. If E = 2 x 106 kg/cm2 and the elongations in the three parts of the bar are Δ1, Δ2 and Δ3 respectively, then the ratio of the greatest to the least of these elongations will be
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At the same mean velocity, what is the ratio of head loss per unit length for a sewer pipe flowing full to that for the same pipe flowing half full ?
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A heavy elastic ball drops from the ceiling of a room, and after rebounding once from the floor, reaches a height equal to three-fourth of that of the ceiling. The coefficient of restitution will be
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A beam of rectangular section having simply supported span L, is subject to a concentrated load at its mid-span. What is the length of elasto-plastic zone of the plastic hinge ?
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Consider the following statement: High early strength of cement is obtained as a result of
1. fine grinding.
2. decreasing the lime content
3. burning at higher temperatures
4. increasing the quantity of gypsum.
Of these statements : -
A prismatic beam is shown in the figure. Consider the following statements :
1. The structure is unstable.
2. The bending moment is zero at supports and internal hinge.
3. It is mechanism.
4. It is statically indeterminate.
Which of the statements given above is/are correct ?
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