UKPSC AE 2013: Uttarakhand Assistant Engineer (AE) Exam, AE Civil Engineering (Paper-II)
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CIVIL ENGINEERING (PAPER-I!)
1. Garret's diagrams are based on:-
(a) Kennedy's theory (b) Lacey's theory
(c) Khosla's theory (d) Bligh's theory
2. The effect of increasing diameter of sewer on the self cleansing velocity is:-
(a) To decrease it (b) To increase it
(c) Fluctuating (d) No effect
3. Which of the following retards the self purification of stream?
(a) Higher temperature (b) Sunlight
(c) Satisfying oxygen demand (d) None of these
4. The characteristics of fresh and septic sewage respectively are:-
(a) Acidic and alkaline (b) Alkaline and acidic
(c) Both acidic (d) Both alkaline
5. The most commonly used sewer under culverts is:-
(a) Circular brick sewer (b) Circular cast iron sewer
(c) Semi-elliptical sewer (d) Horse-shoe type sewer
6. Under Indian conditions, the average per capita contribution of B.O.D. is:-
(a) 10-20 gm/day (b) 20-35 gm/day
(c) 35-50 gm/day (d) 50-70 gm/day
7. Non-disposal of solid waste may cause the spread of:-
(a) Malaria (b) Rodent related plague
(c) Typhoid (d) Dysentery
8. In the oxidation ditch, the excess sludge is taken to:-
(a) Anaerobic digester (b) Aerobic digester
(c) Drying beds (d) Incinerator
9. Drop manholes at the junction of sewer line are provided if:-
(a) invert level of a branch sewer is 60 cm more than that of the branch sewer.
(b) sewer line runs along a main road
(c) ordinary manhole cannot be built
(d) two sewer lines intersect
10. Basin flooding is used for :-
(a) Rice crop (b) Potato ciop
(c) Sugarcane crop (d) Orchards
(2) Series-B
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11. The maximum spacing between two distributing channels should not exceed:-
(a) 2km (b) 3km
(c) 4km (d) 5km
12. In a rolled filled earth dam, the horizontal coefficient of permeability K/i and vertical coefficient
of penneability ku satisfy the following relation:-
(a) Khkv (b) Kh<kv
(c) Kh>kv (d) KhKu=1
13. Uplift pressure at the base is minimum in case of:-
(a) Earthen dam (b) Gravity dam
(c) Arch dam (d) Buttress dam
14. The amount of residual chlorine left in public water supply for safety against pathogenic
bacteria is about:-
(a) 0.01 to 0.05 ppm (b) 0.05 to 0.50 ppm
(c) 0.50 to 1.00 ppm (d) 1.00 to 5.00 ppm
15. The quantity of chlorine added in super-chlorination is:-
(a) Equal to break point (b) Beyond break point
(c) Less than break point (d) 100 ppm
16. An eco-system may not undergo changes because:-
(a) It is in a state of homeostasis (b) It has plants and animals both
(c) It gets solar energy continuously (d) The decomposers are present in it
17. Energy flow in eco-system is always:-
(a) Cyclic (b) Reversible
(c) Unidirectional (d) Multi-directional
18. Thinning of ozone layer in stratosphere will cause:-
(a) Blindness (b) Sunburn
(c) Inactivation of RNA and DNA (d) All of the above
19. Cyclone separator is used to separate:-
(a) Sand particles from water (b) Suspended material from sewage
(c) Fatty acids from sludge (d) Particulates from the polluted gas
20. No treatment of sewage is done if the dilution factor is :-
(a) Between 150 to 200 (b) Between 200 to 300
(c) Between 400 to 500 (d) More than 500
21. Permissible pH value for public water supply ranges between:-
(a) 4.5 to 5.5 (b) 5.5 to 6.5
(c) 6.5 to 8.5 (d) 8.5 to 10.5
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22. The discharge formula Q = 2.3 log10 (with usual notations) for a
tubewell in confined aquifer is obtained from:-
(a) Thiem's formula (b) Darcy's formula
(c) Tolman's formula (d) Dupuit's formula
23. For least effect on water table, only one tubewell should be dug in every:-
(a) 0.5 km2 (b) 1.0 km2
(c) 1.5 km2 (d) 2.0 km2
24. The seepage losses from unlined channels can be determined by:-
(a) Ultrasonic method (b) Tracer technique
(c) Lysimeter (d) Tipping bucket
25. Capacity of an irrigation channel is fixed on the basis of:-
(a) Cultivable command area and water transmission losses
(b) Duty of water
(c) Time factor
(d) All of the above
26. The highest value of annual evapo-transpiration in India is in Rajkot, Gujarat. Here the annual
PET is about:-
(a) 210cm (b) 310cm
(c) 150 cm (d) 130 mm
27. For one dimensional flow without recharge in an unconfined aquifer between two water
bodies, the steady water table profile. is:-
(a) An ellipse (b) A parabola
(c) A straight line (d) An arc of a circle
28. Average rate of water consumption per head per day Indian Standards is:-
(a) 100 litres (b) 135 litres
(c) 165 litres (d) 200 litres
29. For a country like India, where rainfall is mainly confined to one season, the suitable sewerage
system will be:-
(a) Separate system (b) Combined system
(c) Partially combined system (d) Partially separate system
30. Eutrophication is:-
(a) a process through which carbon recycles in nature.
(b) caused by accumulation of plant nutrients in water bodies.
(c) an improved water quality status of lakes.
(d) a water purification technique.
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31. Fill the gap
Sea water contains of oxygen contained in fresh water stream:-
(a) 60% (b) 70%
(c) 75% (d) 80%
32. Separation of base flow from/total runoff can be done by
(a) Straight Ithe method (b) Two line method
(c) Curve extention method (d) All of the above
33. Evapotranspiration in a crop field surrounded by dry fallow land will be higher than that
surrounded by vegetation due to:-
(a) Conduction of heat (b) Oasis effect
(c) Clothes line effect (d) Convection effect
34. The conjunctive use of water in a basin means:-
(a) Combined use of water for irrigation and hydropower generation
(b) Use of water by farmers cooperatives
(c) Use of water for irrigating both Rabi and Kharif crops
(d) Combined use of surface and ground water resources
35. The closing error in a closed traverse is adjusted by:-
(a) Lehmann's rule (b) Slide rule
(c) Bowditch's rule (d) Simpson's rule
36. Which one of the crop given below in not a Kharif crop?
(a) Rice (b) Maize
(c) Wheat (d) Peanut
37. Self cleansing velocity is:-
(a) Velocity at dry weather flow
(b) Velocity of water at flushing
(c) Velocity at which no accumulation remains in the drain
(d) Velocity of water in a pressure filter
38. Which of the following is a secondary pollutant:-
(a) CO, (b) CO
(c) O ; (d) SO,
39. A modem land fill is required to :-
(a) Have a leachate collection system
(b) Have a water proof clay or plastic liner at bottom
(c) Surrounded by ground water monitoring well
(d) All of the above
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40. Seepage endangers the stability of earth dam built on pervious soil foundation because of
piping, which depends upon:-
(a) Valve of exit gradient (b) Height of dam
(c) Quantity of seepage flow (d) Total storage capacity of resources
41. A river training work is generally required when the river is:-
(a) Aggrading type (b) Degrading type
(c) Meandering type (d) Both (a) and (b)
42. Syphon installed over an overflow spiliway, will:-
(a) Decrease its effectiveness (b) Increase its effectiveness
(c) Not affect the effectiveness (d) All of the above
43. Activated carbon is used for:-
(a) Disinfection (b) Removing hardness
(c) Removing odour (d) Removing corrosiveness
44. Alkalinity in water is expressed as mg/I in terms of:-
(a) Calcium carbonate (b) Magnesium carbonate
(c) Sodium carbonate (d) Sodium bi-carbonate
45. Acid rains are caused by the following pollutants:-
(a) SO2 and 03 (b) SO, and N0,
(c) NO and 03 (d) CO and SO2
46. The treatment of water with bleaching powder is known as:-
(a) Prechiorination (b) Superchlorination
(c) Dechlorination (d) Hypochlorination
47. Waste stabilization ponds can be:-
(a) Aerobic (b) Anaerobic
(c) Facultative (d) Any one of the above
•48. The self-cleansing velocity for all sewer in India is usually-
(a) 1.0 to 1.2 rn/sec (b) 1.5 to 2.0 rn/sec
(c) 3.0 to 3.5 mlsec (d) None of the above
49. Which of the following pollutants is responsible for depletion of ozone layer?
(a) Unburnt hydrocarbons (b) UV rays
(c) Chioroflurocarbons (d) Oxides of nitrogen
50. Electrostatic precipitator is a device to control:-
(a) SO2 emissions
(b) Particulate emission
(c) Both (a) and (b)
(d) Precipitation of Al(OH)3 in water coagulation
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51. Which of the following sewage treatment method has inherent problem of odour, ponding
and fly nuissance?
(a) UASB system (b) Activated sludge process
(c) Trickling filter (d) Stabilization ponds
52. Evapotranspiration is confined to:-
(a) Day light hours only (b) Night time only
(c) Fallow land surfaces only (d) None of the above
53. Which of the following is most appropriate about gravity dam?
(a) Initial cost of construction is low
(b) Does not require a strong and sound foundation
(c) Does not fail suddenly
(d) None of the above
54. The purpose of providing ventilation in sewer is to avoid:-
(a) Asphyxiation of sewer maintenance employees
(b) Odourous gases
(c) Explosive mixture of sewer gases
(d) All of the above
55. Which one of the following methods is generally used for design of water distribution system?
(a) Manning's equation (b) Darcy - Weisbach relation
(c) Hardy cross method (d) None of the above
56. Which of the following solid waste disposal method is ecologically acceptable:-
(a) Incineration (b) Composting
(c) Sanitary land fill (d) All of the above
57. Which statement is not correct with reference to sewerage system of India?
(a) Self cleansing velocity is 1.0 to 1 .2m/s
(b) Circular system is most suitable for separate sewerage system
(c) Velocity of flow depends on the length of the sewer
(d) None of the above
58. Which of the following type of valve allows water to flow in one direction but prevents in
reverse direction?
(a) Sluice valve (b) Air refief valve
(c) Reflux valve (d) None of the above
59. Which statement is correct with reference to "Grid Iron" water distribution system?
(a) Suitable for well planned towns & cities
(b) Requires less number of sluice valves
(c) Cost of construction is low
(d) All of the above
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60. Which of the following pipes is commonly used to resist corrosion form H2S?
(a) Asbestos cement pipe (b) Glazed wire pipe
(c) R.C.C. pipe (d) None of the above
61. The process of adding water to lime to convert it into hydrated lime in known as:-
(a) Calcination (b) Slaking
(c) Hydration (d) Quenching
62. The radial splits which are wider on the outside of the log and narrower towards the pith are
known as:-
(a) Heart shakes (b) Cup shakes
(c) Star shakes (d) Rindgalls
63. Smith's test is performed to determine :-
(a) Durability (b) Crushing strength
(c) Wear (d) Soluble minerals
64. Excess of silica in brick earth results in :-
(a) Cracking and warping of bricks (b) Loss of cohesion
(c) Enhancing the impermeability (d) None of the above
65. As compared to ordinary Portland Cement, high alumina cement has:-
(a) Higher initial setting time but lower final setting time.
(b) Lower initial setting time but higher final setting time.
(c) Higher initial and final setting time.
(d) Lower initial and final setting time.
66. The optimistic, most likely and pessimistic estimates of time for an activity are 4 days. 11
days, and 12 days respectively. The expected completion time of this activity is :-
(a) 8 days (b) 9 days
(c) 10 days (d) 11 days
67. In ordinary residential and public buildings, the D.P.C. is generally provided at:-
(a) Ninth level
(b) Ground level
(c) Water table level
(.d) Midway between ground level and water table level.
68. The type of roof suitable in plains where rainfall is meagre and temperature is high:-
(a) Pitched and sloping roof (b) Flat roof
(c) Shell roof (d) None of the above
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69. Which of the following has more fire resisting characteristics?
(a) Marble (b) Lime stone
(c) Compact sandstone (d) Granite
70. The size of the aggregate accepted as suitable for R.C.C. construction work is about:-
(a) 5mm to 20mm (b) 3mm to 5mm
(c) 1.0mm to 3mm (d) 0.5mm to I .0mm
71. Shrinkage in cement concrete may be reduced by :-
(a) Proper curing (b) Adding minimum water
(c) Adding more aggregate (d) Adding mild steel bar
72. The type of pointing in which V-shaped projection outside the wall surface is provided, is
called :-
(a) Recessed pointing (b) Weather pointing
(c) V-pointing (d) Tuck pointing
73. Before testing setting time of cement, one should test for :-
(a) Soundness (b) Strength
(c) Fineness (d) Consistency
74. The critical activity has:-
(a) Maximum float (b) Minimum float
(c) Zero float (d) None of the above
75. The technique for establishing and maintaining priorities among various jobs of a project is
known as :-
(a) Event flow scheduling (b) Critical flow scheduling
(c) Slotting technique for scheduling (d) Short interval scheduling
76. Crushing strength of a first class brick should not be less than:-
(a) 3.5 N/ mm? (b) 7.0 N/ mm?
(c) 10.5 N/mm2 (d) 8.5 N/mm2
77. Paints with white lead base are suitable for painting of:-
(a) Wood work (b) Iron work
(c) Both wood and iron work (d) None of the above
78. For pointing the masonry is raked out to a depth of about:-
(a) 15to20mm (b) 3to5mm
(c) 5to10rnm (d) 20 to 40 mm
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79. The plywood has:-
(a) Good strength along the panel only
(b) Greater impact resistance
(c) Tendency to split in the plane of panel
(d) Tendency to bend easily
80. In air-conditioned buildings, a door has to serve both purposes of opening and closing and
most suitable type of door is:-
(a) Swinging door (b) Sliding door
(c) Rolling shutter door (d) Revolving door
81. Consider the following statements :-
Among the more common varieties of timber namely sal, mango and deodar,
1. Sal is strongest, 2. Mango is least durable, 3. Deodar is lightest.
Of the statements: -
(a) I & 2 are correct (b) I & 3 are correct
(c) 2 & 3 are correct (d) 1, 2 and 3 are correct
82. The expected out turn for earthwork in excavation in ordinary soil per labourer per day is:-
(a) 1m3 (b) 2m3
(c) 3m3 (d) 4m3
83. Complete dislocation of plastered surface, resulting in formation of a patch is known as:-
(a) Peeling (b) Cracking
(c) Popping (d) Crazing
84. In order to check dampness, a narrow hollow space constructed parallel to the external walls,
is known as:-
(a) Cavity wall (b) Parapet wall
(c) Air drain (d) Water drain
85. The ingredient of brick earth enabling the brick to retain their shape is:-
(a) Alumina (b) Silica
(c) Iron (d) Magnesia
86. As per IRC: 37-2001, the minimum thickness of granular base course to be provided on a
National or State Highway is
(a) 150 mm (b) 200 mm
(c) 250 mm (d) 300 mm
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87. The design value of stopping sight distance for a two-lane, two-way traffic would be:-
(a) Half the stopping sight distance (b) Equal to stopping sight distance
(c) Twice the stopping sight distance (d) Three times the stopping sight distance
88. A marshalling yard in the railway system provides facilities:-
(a) for safe movement of passengers and coaches.
(b) for receiving, loading, unloading and delivery of goods and movement of goods
vehicles.
(c) to receive, break up, reform and dispatch trains onwards.
(d) for maintenance of rolling stock.
89. The device that is used to transfer the wagons, passenger coaches or locomotives (one at a
time) from parallel tracks, without any shunting is called:-
(a) Turn table (b) Traverser
(c) Triangles (d) Weight-bridges
90. The ruling design speed for National Highways in mountainous terrain is:-
(a) 70 Km/hr (b) 60 Km/hr
(c) 50 Km/hr (d) 40 Km/hr
91. Highway geometrics are designed for:-
(a) 50th percentile speed (b) 85111 percentile speed
(c) 951h percentile speed (d) 98111 percentile speed
92. The various measures to decrease the accident rates may be divided into three groups, generally
termed "3-E's" as :-
(a) Education, Enlightenment and Engineering
(b) Enforcement, Eligibility and Education
(c) Engineering, Enforcement and Education
(d) None of the above
93. Grade compensation on a horizontal curve on a highway is not necessary when:-
(a) Gradient is flatter than 4 percent (b) Gradient is steeper than 4 percent
(c) Gradient is flatter than 6 percent (d) Gradient is steeper than 6 percent
94. The tie bars in a concrete pavement are provided in:-
(a) Contraction joints (b) Expansion joints
(c) Longitudinal joints (d) Construction joints
95. Wear of rails may be reduced by:-
(a) Increasing the number of rail joints (b) Decreasing the number of rail joints
(c) Using high carbon steel rail (d) Increasing the spacing of sleepers
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96. To provide a cant in rails, wooden sleepers are cut to a shape at rail seat which is called:-
(a) Coning (b) Boxing
(c) Adzing (d) None of the above
97. The highway traffic movement means:-
(a) Diverging (b) Crossing
(c) Merging (d) All of the above
98. What arc the nuniber of potential conflict points of two roads having two lanes and two way
traffic
(a) 11 (b) 6
(c) 24 (d) 32
99. Maximum degree of curvature for B.G. track is:-
(a) 200 (b) 100
(c) 16° (d) 15°
100. This is generally used for pre-mixing tar macadam in base course:-
(a) RT-1 (b) RT-2
(c) RT-3 (d) RT-4
101. Fishbolts are made of:-
(a) Cast-iron (b) High carbon steel
(c) Low carbon steel (d) Stainless steel
102. Equilibrium cant for B.G. (with usual notations) is:-
(a) 1.315 v 2/R (b) 0.80 v 2/R
(c) 0.60 v 2/R •(d) 0.70 v 2/R
103. Which one the following type of transition curve is mostly used on Indian Railways:-
(a) Euler's spiral (b) Laminiscate
(c) Cubic spiral (d) Cubic parabola
104. Geodetic survey of India was done. using:-
(a) Triangulation (b) Traversing
(c) Trilateration (d) None of the above
105. A satellite station is required when a main station:-
(a) Cannot be sighted
(b) Cannot be occupied
(c) Can be occupied but not sighted
(d) Both (a) and (b)
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106. Principle of plane tabling is:-
(a) Parallelism (b) Triangulation
(c) Traversing (d) Centering
107. In plane table survey, the operation which must be carried out is:-
(a) Resection (b) Orientation
(c) Intersection (d) Radiation
108. Reverse curves are provided on the routes when the two straight lines are:-
(a) Perpendicular to each other
(b) Meeting at an obtuse angle
(c) Parallel or meeting at a very small acute angle
(d) None of the above
109. For a circular curve of radius R, the radial offset at a distance x from the point of curvature,
measured along the tangent, is given by:-
(a) /R 2 x2 (b) JR 2 _x 2 R
(c) R,.JR 2 _x 2 (d) X/
110. In a bituminous pavement, alligator cracking is mainly due to:-
(a) Inadequate wearing coat
(b) Inadequate thickness of sub-base course of pavement
(c) Use of excessive bituminous material
(d) Fatigue arising from repeated stress applications.
111. When speed of traffic flow becomes zero, then:-
(a) traffic density and traffic volume both attain maximum value
(b) traffic density attains maximum value but traffic volume becomes zero
(c) traffic density and traffic volume both become zero
(d) traffic density becomes zero but traffic volume attains maximum value
112. On Indian Railways, cant deficiency allowed on B.G. track is:-
(a) 5.6cm (b) 6.6 cm
(c) 7.6 cm (d) 8.7 cm
113. Disc signals are provided for the purpose of:-
(a) Shunting (b) Dead-slow movement
(c) Indicating busy platform (d) A possible danger ahead
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114. A triangle is used for :-
(a) Diverting trains from mainline to branchline
(b) Crossing over between parallel track
(c) Changing the direction of engine
(d) All of the above
115. Design of horizontal and vertical alignment, super elevation, sight distance and grades are
affected by:-
(a) Width of vehicle (b) Length of the vehicle
(c) Height of the vehicle (d) Speed of the vehicle
116. Reinforcement in cement concrete slab of road pavement is placed:-
(a) Transversely (b) Longitudinally
(c) Diagonally (d) In the form of welded wire mesh
117. In CBR test, the value of CBR is calculated at:-
(a) 2.5 mm penetration only
(b) 5.0 mm penetration only
(c) 2.5 mm and 5.0 mm penetration both
(d) 7.5 mm penetration only
118. 52 Kg rails are mostly used in :-
(a) Broad gauge (b) Metre gauge
(c) Narrow gauge (d) Both (a) and (b)
119. The minimum depth of ballast prescribed for B.G. trunk lines on Indian Railways is:-
(a) 28 cm (b) 10cm
(c) 25 cm (d) 14cm
120. Sleeper density in India is normally kept as:-
(a) M+4 to M+7 (h) M to M+2
(c) M+8toM+10 (d) M
(Where M rail length in m)
121. The quick and most accurate method to solve three point problem is resection type of plane
tabling is:-
(a) Mechanical method (b) Bessel's graphical method
(c) Lehmann's trial and error method (d) Tracing paper method
122. An internal focussing type of telescope is focussed by the movement of:-
(a) Convex lens (b) Concave lens
(c) Piano-convex lens (d) Objective glass
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123. Spire test in used is permanent adjustment of theodolite for:-
(a) adjusting the plate levels (b) adjusting the line of sight
(c) adjusting the vertical axis (d) adjustment of horizontal axis
124. The total angle of deflection of a transition curve is equal to:-
(a) Spiral angle (b) Spiral angle/2
(c) Spiral angle/3 (d) Spiral angle/4
125. The 'fix' of a plane table with three known points is good if the instrument station lies:-
(a) in the great triangle
(b) outside the great triangle
(c) outside the great triangle but within the great circle
(d) on the circumference of the circumscribing circle
126. The sensitiveness of a bubble tube in a level would decrease if:-
(a) length of the vapour bubble is increased
(b) the radius of curvature of the internal surface of the tube is increased
(c) the diameter of the tube is increased
(d) the viscosity of the liquid is increased
127. Given that denotes declination, 9 the latitude of the place of observation and a the altitude
of a star at prime vertical, then:-
(a) Sina=Sin8CosO (b) Sin9=Sin8Coseca
(c) Cos a = Cos 8 SinO (d) Sin 8= Sin a Cos 9
128. Average illumination on important roads as per I.S. recommendation is:-
(a) 70 lux (b) 200 lux
(c) 301ux (d) 130 lux
129. Concrete pavement is provided if daily traffic per lane exceeds:-
(a) 750 tonnes (b) 2000 tonnes
(c) 1250 tonnes (d) 1300 tonnes
130. The distance to the visible horizon from a height of 36 m above mean sea level is given by:-
(a) i36/0.6735 km (b) 3611/0.6735 km
(c) i36/0.06735 km (d) 36j0.06735 km
131. The equation of cubic spiral (with usual notations) is given by:-
(a) y=x 3 / 6 RL (b) y=13 / 6 RL
(c) Ø=12 12RL (d) None of the above
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132. In a vertical curve, the tangent correction in terms of the distancex from the point of tangency
is given by:-
(a) Cx (b) Cx2
(c) Cx3 (d) Cx4
133. Muskingum method of flood routing gives Q,-CI,+ C1 11 + C,Q1 .
The coefficients in this equation will have values such that :-
(a) C0+C1 =C2 (b) c0-c I-C? =1
(c) C0+C+C2 =0 (d) C0+C+C,=1
134. Wheat requires about 7.5cm of water after every 28 days and the base period for wheat is
140 days. What will be the value of Afor wheat?
(a) 37.5 cm (b) 30.75 cm
(c) 75.0 cm (d) 17.5cm
135. Theory of least squares is used in:-
(a) The normal equation method (b) The method of differences
(c) The method of correlates (d) All of the above
136. An ideal vertical curve to join two gradients is:-
(a) Circular (b) Parabolic
(c) Elliptical (d) Hyperbolic
137. Which of the following is the most fire resistant paint?
(a) Enamel paint (b) Plastic paint
(c) Asbestos paint (d) Cement paint
138. Strength of cement concrete mainly depends upon :-
(a) Quality of water (b) Quantity of aggregate
(c) Quantity of cement (d) Water-cement ratio
139. Which of the following methods are employed for setting out a circular curve?
1. Weisbach method
2, Two theodolite method
3. Tacheometric method
4. Rankine's method of tangential angles
(a) I and 2 only (b) 1,3and4on1y
(c) 2, 3 and 4 only (d) I and 4 only
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140. A satellite station in triangulation is:-
(a) a ground station which sends signals to satellite.
(b) a ground station which receives signals from satellite.
(c) an eccentric station located at a large distance from the main station.
(d) a false station near the main station.
141. If the weight ofan angle A (..- 3002512011) is 6. then the weight of the angle 2A (= 6005014011)
will be:-
(a) 12 (b) 3
(c) 3/2 (d) 2/3
142. Which of the following surveys is employed for collecting data related to transfer of land
property from one owner to another?
(a) Geodetic survey (b) Property survey
(c) City survey (d) Cadastral survey
143. The type of surveying in which the curvature of the earth is taken into account is called:-
(a) Geodetic surveying (b) Plane surveying
(c) Preliminary surveying (d) Topographical surveying
144. In plane table survey, the error due to centering should not exceed the scale divided by
(a) 25 (b) 40
(c) 50 (d) 80
145. The radius for a 30 m long arc with 10 curve is:-
(a) 573m (b) 1146m
(c) 1719 m (d) None of the above
146. The most suitable method for laying a curve is:
(a) Tachometer method (b) Two theodolite method
(c) Deflection distance method (d) Offsets form the tangent method
147. As per I.R.C. the super elevation to be provided in horizontal curves of radius R is given by:-
(a) V2 / 127R (b) V2 / 1 7.5R
(c) V2 / 225R (d) (V+8)2 / 127R
Where V is the speed in Kmlh
148. The height of mandatory traffic sign discs above the ground level should he:-
(a) 2.5 m (b) 2.8 in
(c) 3.5m (d) 3.8m
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149. Westergaard's method is used for the design of:-
(a) Flexible pavements (b) Rigid pavements
(c) Both (a) and (b) above (d) None of the above
150. Which method gives accurate estimate of average rainfall in a hilly area catchment?
(a) Isohyetal method (b) Normal ratio method
(c) Arithmetic mean method (d) Theissen polygon method
151. Unit hydrograph method is generally used for transformation of:-
(a) Excess rainfall into direct runoff (b) Excess rainfall into total runoff
(c) Total rainfall into direct runoff (d) Total rainfall into total runoff
152. The shape of the recession limb of a hydrograph depends upon:-
(a) Basin characteristics only (b) Storm characteristics only
(c) Both (a) and (b) (d) None of the above
153. Infiltration rate is always:-
(a) more than the infiltration capacity
(b) less than the infiltration capacity
(c) equal to or less than the infiltration capacity
(d) equal to or more than the infiltration capacity
154. Which of the following types of rain gauges is used for measuring rain in remote hilly
inaccessible areas?
(a) Weighing bucket type (b) Tipping bucket type
(c) Float type (d) Simon's rain gauge
155. The yield of well depends upon:-
(a) Area of aquifer opening into the well
(b) Actual flow velocity
(c) Permeability of soil
(d) All of the above
156. For a well, founded in a confined aquifer, if the draw-down is doubled, the discharge 'Q' will
become:-
(a) O.5Q (b) 1.5Q
(c) 2.OQ (d) 3.OQ
157. Lining of irrigation channels:-
(a) May stop leakage of water
(b) Creates water-logging in near-by areas
(c) Both (a) and (b)
(d) None of the above
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158. In a gravity darn, the factor of safety required against over turning of dam should be atleast:-
(a) 1.0 (b) 1.5
(c) 2.0 (d) 4.0
159. For the design of hydraulic structures on permeable foundation, the depth of downstream
sheet pile is determined on the basis of:-
(a) Safe exit gradient
(b) Scour depth
(c) Both safe exit gradient and scour depth
(d) Energy dissipation
160. The ratio of base width b' to height h of an elementary profile of a gravity dam from
'no tension' consideration is given by:-
(a) i,iik (b) 1/(G --K)p
(c) 1/j(ã—K)u (d) lIJ(G2 _K 2 )
Where G = specific gravity of dam material
K = uplift pressure intensity
= coefficient of friction
161. Provision of a filter and rocktoe in an earthen dam is done to:-
(a) Prevent the piping action in the dam section.
(b) Collect and drainout the seepage water out of dam.
(c) Reduce the quantity of seepage.
(d) Both (a) arid (b)
162. At the foot of a spiliway, the jump rating curve is below the tail water curve at low flows and
above it at high flows. The suitable type of energy dissipater for this situation is:-
(a) A sky-jump bucket (b) A horizontal apron
(c) A sloping apron (d) A stilling pool
163. An area is known as water logged when:-
(a) Area is full of non salinity (b) Water evaporation stops
(c) Drainage by gravity stops (d) None of the above
164. The pipes meant to carry flow from baths, wash basins and sinks to the drain are called:-
(a) Ventilation pipes (b) Waste water pipes
(c) Anti siphonage pipes (d) Soil pipes
165. What is the detention time for the domestic septic tank?
(a) 2 hours (b) 12 hours
(c) 24 hours (d) 28 hours
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166. The trap used for a water closet is called:-
(a) P-trap (b) Gulley trap
(C) Intercepting trap (d) Anti-siphon trap
167. If turbidity removal is the only objective of a water treatment plant. it should have following
units in a sequence:-
(a) Aeration, coagulation, flocculation and chlorination
(b) Rapid sand filter and chlorination
(c) Zeolite treatment and chlorination
(d) Rapid mixing, flocculator, setting tank and filter.
168. The unit in which both sedimentation and digestion processes of sludge take place
simultaneously is called:-
(a) Detritus tank (b) Skimming tank
(c) Digestion tank (d) Imhoff tank
169. Turbidity in water is due to :-
(a) Fungi (b) Algae
(c) Colloidal particles (d) Organic salts
170. Manhole covers are generally made circular:-
(a) for architectural reasons
(b) to strengthen the cover
(c) to prevent falling of cover into the manhole
(d) to make the entry convenient
171. The minimum and maximum diameter of sewers, generally adopted in design, may be:-
(a) l5cmandlO0cm (b) 15cmand300cm
(c) 25 cm and 450 cm (d) 60 cm and 300 cm
172. The gas generally found in sewers is :-
(a) Methane (b) Carbon-dioxide
(c) Hydrogen sulphide (d) All of the above
173. The ventilation of public halls, by means of air-coolers and exhaust fans, is known as:-
(a) The extraction plenum system (b) The vacuum system
(c) The A.C. system (d) None of the above
1 74. The cross section of sewer which is suitable for both combined and separate system is:-
(a) Circular sewer (b) Egg-shaped sewer
(c) Horse-shoe type sewer (d) Semi-elliptical sewer
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175. From the following sewage treatment options, the largest land for a given discharge will be
needed for:-
(a) Trickling filter (b) Anaerobic pond
(c) Oxidation ditch (d) Oxidation pond
176. The most common coagulant used for treating water is:-
(a) Aluminium sulphate (b) Aluminium chloride
(c) Both (a) and (b) (d) None ol' the above
177. The length, width and depth of a rectangular settling tank are 25m, 6m, and 4m respectively.
If 2 hour detention period for tank is recommended, then the rate of flow of sewage per hour
is:-
(a) 600 m1 (b) 400 m3
(C) 300 m3 (d) None of the above
178. According to Lacey's regime theory. what will be the regime scour depth for a channel in soil
having silt factor of unity and carrying a discharge of 96m3/s ? The base width of the channel
is 12 m:-
(a) 2.7m (b) 10.8m
(c) 8.0m (d) 5.4m
179. The spacing of tile drains to relieve water-logged land is directly proportional to the:-
(a) depth of drain below the water level
(b) coefficient of permeability of the soil to be drained
(c) depth of drain below the ground surface
(d) depth of impervious strata from the drain
180. The outlet discharge factor is the duty at the head of :-
(a) Main canal (b) Branch canal
(c) Water course (d) Distributory
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Space ForRough Work/ ci4 s1I
(42) Series-B
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Space For Rough Work/'l ct14 ESE-05 (43) Series-B
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Space For Rough Work/q cp4
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Series-BOfficial key not published for this paper.
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Source: Uttarakhand Public Service Commission. Question paper published by Uttarakhand Public Service Commission.