The Following Section consists of Multiple Choice Questions on UPSC Civil Service Exam Questions.
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UPSC Civil Service Exam MCQ
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Question 1 of 20
1. Question
1 pointsWhich type of light energy is effectively absorbed by CO2 in the lower boundary of the troposphere ?
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Question 2 of 20
2. Question
1 pointsThe following steps are involved in laying a sewer in a trench : 1. Transferring the center line of the sewer to the bottom trench. 2. Setting sight rails over the trench. 3. Driving pegs to the level of the invert line of the sewer. 4. Placing the sewer of these steps is The correct sequence of these steps is
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Question 3 of 20
3. Question
1 pointsA horizontal rod AB carries three loads of 3.0 kg, 7.0 kg and 10.0 kg at distances of 2.0 cm, 9.0 cm and 15 cm respectively from A where it is hinged. Neglecting the weight of the rod, which is the point at which the rod will be balance ?
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Question 4 of 20
4. Question
1 pointsDistemper is used to coat
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Question 5 of 20
5. Question
1 pointsA soil has a liquid limit of 45% and lies above the A-line when plotted on a plasticity chart. The group, symbol of the soil as per Soil Classification is
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Question 6 of 20
6. Question
1 pointsA high efficiency pump is required for low discharge, high head and low maintenance cost. Delivery of water need not be continuous. The pump need not run at high speed. Which one of the following is the correct choice ?
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Question 7 of 20
7. Question
1 pointsFor total reaction time of 2.5 seconds, coefficient of friction 0.35, design speed 80 km/h, what is the stopping sight distance on a highway ?
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Question 8 of 20
8. Question
1 pointsWhat is the use of a station pointer ?
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Question 9 of 20
9. Question
1 pointsAccording to ICAO recommendations, what is the rate of elevation correction for the runway above MSL ?
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Question 10 of 20
10. Question
1 pointsThe absolute maximum Bending Moment in a simply supported beam of span 20 m due to moving udl of 4 t/m spanning over 5 m is
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Question 11 of 20
11. Question
1 pointsThe following steps are involved in making a spigot and socket joint of cast iron pipes used in water supply systems : 1. Tarred gasket or hemp yarn in wrapped around the spigot. 2. The sipgot end is centered into the socket end of the preceding pipe. 3. A joining ring end is placed around the barrel and against the face of the socket. 4. The gasket or hemp yarn in caulked slightly. 5. Molten pig lead is poured and then caulked. The correct sequence of these steps is
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Question 12 of 20
12. Question
1 pointsConsider the following statements : A : In masonry, bricks are joined together by cement mortar. B : Cement mortar adheres more effectively to brick surface than any other material.
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Question 13 of 20
13. Question
1 pointsThe graphical condition for equilibrium of concurrent forces is that
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Question 14 of 20
14. Question
1 pointsIn a tilted aerial photograph, if the swing is 230°, then the rotation angle is equal to
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Question 15 of 20
15. Question
1 pointsWhich of the following factors are associated with the behaviour of sand mass during earthquake to cause liquefaction ? 1. Number of stress cycles 2. The frequency, and amplitude of vibration of waves generated by an earthquake 3. Characteristics of sand 4. Relative density Select the correct answer using the codes given below :
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Question 16 of 20
16. Question
1 pointsThe ratio of total elongation of a bar of uniform cross-section produced under its own weight to the elongation produced by an external load equal to the weight of the bar is
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Question 17 of 20
17. Question
1 pointsConsider the following statements regarding Plane Table surveying : 1. It is less accurate than chain surveying. 2. It is not necessary to do accurate centering of plane table for small scale survey. 3. Compass rule may be made use for adjusting the plane table transverse. 4. From the instrument station, resectors are drawn to plot the position of object in the field. Of these statements :
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Question 18 of 20
18. Question
1 pointsA particle of mass 3 kg moving in a straight line decelerates uniformly from a speed of 40 m/s to 20 m/s in a distance of 300 m. Before it comes to rest, it will travel a further distance pf
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Question 19 of 20
19. Question
1 pointsConsider the following statements : Collision diagram is used to 1. study accident pattern 2. eliminate accidents 3. determine remedial measures 4. make statistical analysis of accidents Of these statements :
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Question 20 of 20
20. Question
1 pointsConsider the following statements : 1. An ascending gradient of 1 in 100 meets an ascending gradient of 1 in 120 to form a Valley curve. 2. A falling gradient of 1 in 25 meets a falling gradient of 1 in 50 to form a summit curve. 3. The length of summit curve is determined on the basis of head light sight distance. Which one of the statements given above is/are correct ?
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UPSC Civil Service Exam MCQ 2
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Question 1 of 20
1. Question
1 pointsThe maximum energy stored at elastic limit of a material is called
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Question 2 of 20
2. Question
1 pointsActivated sludge is the
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Question 3 of 20
3. Question
1 pointsWhat is the effective height of a free-standing masonry wall for the purpose of computing slenderness ratio ?
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Question 4 of 20
4. Question
1 pointsTo generate 10, 000 hp under a head of 81 m while working at a speed of 500 rpirt, the turbine of choice would be
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Question 5 of 20
5. Question
1 pointsConsider the following statements : Sand in mortar is needed for 1. decreasing the quantity of cement. 2. reducing shrinkage. 3. decreasing the surface area of the binding material. 4. increasing the strength. Of these statements :
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Question 6 of 20
6. Question
1 pointsConsider the following strengths of concrete : 1. Cube strength 2. Cylinder strength 3. Split-tensile strength 4. Modulus of rupture The correct sequence in increasing order of these strengths is
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Question 7 of 20
7. Question
1 pointsA reinforced concrete slab is 75 mm thick. The maximum size of reinforcement bar that can be used is
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Question 8 of 20
8. Question
1 pointsConsider the following methods of preservation of timber : 1. Dipping 2. Brushing or spraying 3. Pressure impregnation The correct sequence in decreasing order of the effectiveness of these methods of preservation is
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Question 9 of 20
9. Question
1 pointsPurlins are provided, in industrial buildings, over roof trusses to carry dead loads, live loads and wind loads. As per IS code, what are they assumed to be ?
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Question 10 of 20
10. Question
1 pointsRatio of bearing capacity of double Under Reamed (U.R.) pile to that of single U.R. pile is nearly
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Question 11 of 20
11. Question
1 pointsThe base width of a soil gravity dam is 25 m. The material of the dam has a specific gravity of 2.56 and the dam is designed as an elementary profile ignoring uplift. What is the approximate allowable height of the dam ?
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Question 12 of 20
12. Question
1 pointsIn a gusseted base, when the end of the column is machined smooth for complete bearing, the axial load is transferred to base slab :
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Question 13 of 20
13. Question
1 pointsWhich of the following assumptions are made in the analysis of jet impinging normally on a moving plate? 1. Friction between jet and plate is neglected 2. Flow is steady 3. Momentum of jet is unchanged 4. Plate moves at a constant velocity Choose the correct answer using the codes given below :
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Question 14 of 20
14. Question
1 pointsA 3000 m long line lying at an elevation of 450 m measures 10 cm on a vertical photograph. The focal length of the camera is 21 cm. The scale of the photograph for the area having an elevation of 1000 m will be
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Question 15 of 20
15. Question
1 pointsWhile driving a large number of piles in loose sand :
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Question 16 of 20
16. Question
1 pointsThe upstream slope of an earth dam under steady seepage condition is
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Question 17 of 20
17. Question
1 pointsConsider the following statements : Shrinkage of concrete depends upon the 1. relative humidity of the atmosphere. 2. passage of time. 3. applied stress. Which of these statements is/are correct ?
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Question 18 of 20
18. Question
1 pointsConsider the following statements : Wind rose diagram is used for the purpose of 1. runway orientation. 2. estimating the runway capacity 3. geometric design of holding apron. Of these statements :
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Question 19 of 20
19. Question
1 pointsWhich one of the following is the appropriate triaxial test to assess the immediate stability of an unloading problem, such as an excavation of a clay slope ?
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Question 20 of 20
20. Question
1 pointsWhat does the confining pressure used in triaxial compression tests on an undisturbed soil sample represent ?
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UPSC Civil Service Exam MCQ 3
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Question 1 of 20
1. Question
1 pointsThe distance between two bench marks is 1000 m. If during levelling, the total error due to collimation, curvature and refraction is found to be + 0.120 m, then the magnitude of the collimation error is
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Question 2 of 20
2. Question
1 pointsWhich one of the following is considered to be an advantage of the heading and benching method of tunes construction ?
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Question 3 of 20
3. Question
1 pointsIn a close-coiled helical spring subjected to an axial load, other quantities remaining the same, if the wire diameter is doubled, then the stiffness of the spring when compared to the original one, will become
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Question 4 of 20
4. Question
1 pointsConsider the following factors pertaining to flow through soil: 1. Hydraulic gradient 2. Grain size 3. Void ratio 4. Cross-sectional area of the sample. Of these, the factors affecting permeability include
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Question 5 of 20
5. Question
1 pointsIn drawing AOA networks and making time computations, the following processes are involved : 1. Activity listing 2. Work breakdown structure 3. Activity time allotment 4. Consideration of available resources for each activity 5. Activity dependencies 6. Float computations 7. Backward path computation 8. Project duration 9. Forward path computation What is the correct sequence of the processes given above ?
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Question 6 of 20
6. Question
1 pointsTimber can be made more fire resistant by
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Question 7 of 20
7. Question
1 pointsWhich one of the following is correct in respect of the influence line for the bending moment at one-fourths of the span from left support of a prismatic beam simply supported at ends ?
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Question 8 of 20
8. Question
1 pointsConsider the following statements : In a uni-dimensional stress system, the principal plane is defined as one on which the 1. shear stress is zero. 2. normal stress is zero. 3. shear stress is maximum. 4. normal stress is maximum. Of these statements :
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Question 9 of 20
9. Question
1 pointsWhich one of the following pairs relating to flumes carrying open channel flow is correctly matched ?
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Question 10 of 20
10. Question
1 pointsConsider the following statements with reference to oxidation ponds : 1. They require high initial investments 2. They have low operational cost 3. They are also called stabilization ponds. Which of the statements given above are correct ?
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Question 11 of 20
11. Question
1 pointsThe length, coefficient of thermal expansion and Young’s modulus of bar ‘A’ are twice that of bar ‘B’. If the temperature of both bars is increased by the same amount while preventing any expansion, then the ratio of stress developed in bar A to that in bar B will be
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Question 12 of 20
12. Question
1 pointsA constant angle arch dam when compared to a constant radius arch dam utilizes concrete quantity of about
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Question 13 of 20
13. Question
1 pointsIn a simply supported wooden beam under uniformly distributed load, a hole has to be made in the breadthwise direction at mid-span to provide a pipeline. From structural strength point of view, it would be advisable to have the hole made at
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Question 14 of 20
14. Question
1 pointsThe water supply to a house begins with the connection of the service pipe with the municipal water mains. The connections comprises : 1. Stopcock 2. Goose neck 3. Ferrule 4. Water meter The correct statement of these connections is :
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Question 15 of 20
15. Question
1 pointsA point load applied at shear centre induces :
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Question 16 of 20
16. Question
1 pointsViewing watershed as a system, which one of the following assumptions is made in the unit graph theory ?
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Question 17 of 20
17. Question
1 pointsFollowing statements certain to the position of Sun when it lies over the First Point of Aries : 1. It’s hour angle is zero. 2. It’s right ascension is zero. 3. It’s declination is zero. Of these statements :
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Question 18 of 20
18. Question
1 pointsBudgeting with Bar chart is a tool to find
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Question 19 of 20
19. Question
1 pointsThe slenderness ratio of lacing bars should not exceed :
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Question 20 of 20
20. Question
1 pointsThe acceleration components of a fluid particle are denoted as 1. local tangential acceleration. 2. convective tangential acceleration. 3. local normal acceleration. 4. convective normal acceleration. In a curved nozzle fitted to the end of straight pipeline carrying water under variable head, the acceleration component that are present would include
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UPSC Civil Service Exam MCQ 4
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Question 1 of 20
1. Question
1 pointsIn a three-layered soil, water flows parallel to stratification. The thickness of the middle layer is twice that of top and bottom layer. The coefficient of permeability of middle layer (2K) is twice that of top and bottom layer (K). What is the average coefficient of permeability for this flow ?
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Question 2 of 20
2. Question
1 pointsWhich type of brick masonry bond is provided for heavy loads on masonry ?
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Question 3 of 20
3. Question
1 pointsIf the azimuths of the two tangents to a circular curve of radius 100 m are due north and due east, then the area bounded by the two tangents and the circular curve will be
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Question 4 of 20
4. Question
1 pointsWhat is the type of soil structure having arrangement of soil particles with a ‘face to face’ or parallel orientation generally recognized as
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Question 5 of 20
5. Question
1 pointsIn the case of a three-pinned parabolic arch carrying a uniformly distributed load on the entire span, then bending moment will be
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Question 6 of 20
6. Question
1 pointsA perfect plane frame having n number of members and j number of joints should satisfy the relation
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Question 7 of 20
7. Question
1 pointsWhich of the following determination are NOT necessary for raw water from a lake for use as source of supply of water for boiler-feed ? 1. Turbidity 2. Bacterial count 3. Iron 4. Hardness. Select the correct answer using the codes given below :
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Question 8 of 20
8. Question
1 pointsConsider the following statements : 1. Tests on cement paste to determine initial and final setting times are done at normal consistency condition. 2. Low heat cement has a high percentage to tricalcium aluminate. 3. High early strength portland cement contains a larger percentage of tricalcium silicate and a lower percentage of dicalcium silicate. Which of these statements are correct ?
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Question 9 of 20
9. Question
1 pointsWhich of the following pairs is not correctly matched ?
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Question 10 of 20
10. Question
1 pointsIn consolidation testing, curve fitting method is used to determine
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Question 11 of 20
11. Question
1 pointsConsider the following types of soil tests : 1. California bearing ratio 2. Consolidation 3. Unconfined compression The soil tests required to be done in the case of undisturbed samples include
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Question 12 of 20
12. Question
1 pointsA plan of an area drawn with the original scale of 1 cm = 10 m, has shrunk such that a line, originally 15 cm long on the plan, measures now 14.5 cm. The shrunk scale is given by 1 cm equal to
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Question 13 of 20
13. Question
1 pointsIn a tree, the cambium layer is situated between :
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Question 14 of 20
14. Question
1 pointsTwo closed thin vessels, one cylindrical and the other spherical with equal internal diameter and wall thickness are subjected to equal internal fluid.pressure. The ratio of hope stresses in the cylindrical to that of spherical vessels is
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Question 15 of 20
15. Question
1 pointsA compound bar consisting of material A and B is tightly secured at the ends. The coefficients of thermal expansion of A is more than that of B. When the temperature is increased the stresses induced will be
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Question 16 of 20
16. Question
1 pointsDuration along the critical path defines which of the following ? 1. Shortest duration needed 2. Shortest duration permissible 3. Longest duration needed 4. Longest duration permissible Select the correct answer using the code given below :
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Question 17 of 20
17. Question
1 pointsConsider the following parameters related to a rotary intersection : 1. Width of the weaving section. 2. Length of the weaving section. 3. Proportion of weaving traffic. 4. Weaving angle. 5. Width of the carriageway at entry. Capacity is generally expressed in terms of
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Question 18 of 20
18. Question
1 pointsConsider the following statements : I. The intersection of the first and last ray in funicular diagram is on the line of action of the resultant. II. Intersection of first and last ray in polar diagram gives the magnitude of the resultant. Of these statements :
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Question 19 of 20
19. Question
1 pointsThe compacting factor test of cement concrete determines its
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Question 20 of 20
20. Question
1 pointsThe depreciation charges for a machine are thirty paise per working hour. The machine has a scrap value of Rs 2, 000 and a working hour average life of 24000 hours. What is the purchase price of the machine ?
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