UKPSC Urban Engineer 2011: Screening Exam
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-o
1 Thl point of contraflexure is the por"l*t
(a) where the bending moment changes sign
(b) where bending moment is maximum
(c) where bending moment is minimum
(d) where shear force is zero
.,
The maximum tension reinforcement in RC beams is given by
(a) 0.85 bd/fy (b) 0.85 t'lbd
(c) 0.04 bD (d) 0.08 bD
where the symbols have their usual meanings.
3 An arch is used in long span bridges because there is
(a) considerable reduction in horizontal thrust
(b) considerable reduction in bending moment
(c) reduction in shear force and bending moment both
(d) no change in shear force and bending moment
4 An influence line diagram shows variation of
(a) shear force only
(b) bending moment only
(c) shear force and bending moment
(d) the function for which it is drawn
5 Spacing of main reinforcing bars measured along the periphery of RC column should not
exceed
(a) 150mm O) 250mm
(c) 300 mm (d) 500 mm
6. Principal planes are subject to
(a) normal stresses only
(b) tangential stresses only
(c) both norrnal snesses and tangential stresses
(d) none of these
7 Influence lines can be drawn for
(a) statically determfurate beam only
O) statically indeterminate beam only
(c) statically determinate truss only
(d) any structure
8 The ratio of lateral strain to axial srain ofa homogeneous material is known as
(a) Yield ratio (b) Hooke's ratio
(c) Poisson's ratio (d) Plastic ratio
Series-A 1 CEU
Text of page 4
9 A propped cantilever beam of span / is loaded with uniformly dishibuted load of intensity
w/unit length all through the span, bending moment at the fixed end is
*P
(a)s(b)2 wlz
*P (d)
wP
(c)
t2 24
10. The minimum nu-6"r o16ain reinforcing bars provided in a circular RC column is
(a) 2 (b) 4
(c) 6 (d) 8
11. What is the degree of static indeterminacy ofthe beam shown in the figure ?
(a) I (b) 2
(c) 3 (d) 4
12. In moment distribution method, the sum of the distribution factors of all the members
meeting at any joint is always
(a) zoto (b) less than I
(c) 1 (d) gteater than I
13. The critical section for the shear in isolated square footing is taken at a distance equal to
(a) effective depth of footing from the periphery ofthe column
(b) halfthe effective depth of footing from the periphery of the column
(c) at the periphery ofthe column
(d) at the centre ofthe footing
14. The radius of gyration of a rectangular section of width b and depth D ftom an axis
passing through its centre of gravity and parallel to its width is
(a) D/2 O) DAF
(c) Dt2# (O D/4{i
15. When a unit rotation is given at end A of beam shown in figure, the moment produced at
end B will be
A
B
(a) 2EW (b) 4EW
G) -4EI/I- (d) 6EW
16. The moment of inertia of a triangular section ofheight h and base b about its base, is
(a) b*n2 (b) b2wt2
(c) bh3tr2 (d) b3wt2
Serics-A 4 CEU
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17. When the depth of a plate girder is less than 75 cm, then such a plate girder is known as
(a) deep plate girder O) shallow plate girder
(c) economical plate girder (d) none ofthe above
18. After pre-stressing process is completed, a loss in stress is due to
(a) shrinkage ofconcrete O) elastic shortening of concrete
(c) creep ofconcrete and steel (d) all the above
19. The maximum bending moment due to a single point moving load in a simply supported
beam occurs at
(a) mid span (b) quarter span
(c) a section under the load (d) anywhere in the beam
20. If the shear force diagram of a simply supported beam is parabolic, then the load on the
beam is
(a) uniformly dishibuted load O) concentrated load at mid span
(c) extemal moment acting at mid span (d) linearly varying distributed load
21. Minimum percentage of longitudinal reinforcement in column should not be less than
(a) 1.1% O) 1.0%
(c) 0.8% (d) 0.6%
22. ln a plate-girder, vertical stiffiress are provided when the ratio of clear depth to the
thickness of the web exceeds
(a) s5 (b) 6s
(c) 7s (d) 8s
23. The equation of a parabolic area of span L and cental rise h is given by
2h
(a) v=,!2.xQ-x1 O) v=ii'x(L-x)
3h
(c) Y= r] 'x(L-x) (d) v:ff.xQ-x1
24. Deflection can be controlled in a beam by using the appropriate
(a) water cement ratio @) span depth ratio
(c) aspect ratio (d) modular ratio
25 The rigid joint plane frame shown in figure will
BOC
2m T
2m
3m 2t
I J
D
I A
(a) sway to right (b) sway to left
(c) not sway at all (d) none ofthe above
Series-A 6 CEU
Text of page 8
PART-B
26 A current meter is used for
iif --niinfuff rneasurement (b) measur^ement of evapotranspiration
i., miii*iment of stream velocity (d) none ofthe above
21. In Ogee shaped spillways, the discharge is proportional to
(a) H (b) r/-tt
(c) H3t2 (d) H5n
^),
28. For an inotational flow, the equation
d-9
+ e! called
a; af = 0, is
(a) Cauchy-Riemarurequation (b) Revnold's eouation
(c) Laplace equation (d) Beinoulli's equation
29. Which one of the following is the purpose ofproviding a surge tank in a pipe line carrying
water ?
(a) To store water
ibi
(ci To increase pressure throughout the pipe line
To store overflowi-uq water
(ai To protect the pipelfre against water hammer
30. In a hydraulic
-(vr-vrfjump, the energy loss is expressed as
(a) tivrv2 O) (Y2-Y)3t4vrY,
(c) (!2'y) t 4t;2 (d) !z-!r )'o t,t,
31. Total force due to wave action on a gravity dam acts at a height of
(a) above the reservoir surface
hv2-h;;bd (b)
5/4 hw above the reservo[ surtace
t", i78 t5"- iei"*oi. iutra"" (d,
2/3 hw above the reservoir surface
32 The necessitv of a canal fall arises when
(a) there il a need for enerqv dissipation.
lb1 G;-;""ita66 s.ound slSire is niore than thedesigned
designed bed slope gf-the canal'
icJ the available Eround slobe is less than the bed slope ot'the canal'
ial both ground ind canal slopes are same.
33. The value of critical qradient for a soil having void ratio as 0'67 and specific gravity of
soil as 2.67, is the foll6wing
(a) 0.0 o) 0.5
(c) 0.7s (d) 1.0
34. Cavitation in fluid flow occurs when
(a) the total enersv suddenly increases
ibi the total enerEv decreas,is suddenlv
ici the oressure o'f flow decreases to a value close to its vapour pressure
(d) the'velocity head reduces to zero
35. As oer Lacev's theorv. the silt factor is
(a)' directfy proportional to average particle. sq9
(b) inversely proportional to average parucle sze
ta, aireitty biop6.tional to square iooi of average particle size
(O not related to average particle slze
36. If a flow net has 4 flow channels and 20 equipotential drops, then its shape factor is
(a) 5I (b) s
(c) 80 (d) None of the above
37. The ratio ofvolume ofvoids to the volume ofsolids ofa soil is known as
(a) Porositv G) Air Content
t"t Voia nitio (d) None ofthe above
Series-A E CEU
Text of page 10
38 To orovide safetv asainst pipine failule. with a factor of safety of 5, what should be the
;rffifi p;-,iisi6J oit'frafient for'soil with specific grar;ity of 2.5 and porosity of
0.35 ?
(a) 0.155 o) 0.167
(c) 0.195 (d) 0.213
39. A well eraded sandy soil should have the following
(a) C-u > 4.0 &) C u>6.0
("i Cu z 1.0 (d) c u j 3.0
40. Cohesionless soils are formed due to the following :
(a) Hvdration O) Oxidation
i.i disintegration
Pliysical (d) None ofthe above
41. Coarse srained soils are best compacted by
(a) roller
D"rum (b) Rubber tlred roller
i"i roller
Sheep's foot (d) Vibratory roller
42. A soil has a bulk density of 18.7 kN/m3 and water content of 10ol0. The dry density ofsoil
will be
(a) 16.83 kN/m3 (b) 20.57 kN/m3
(c) 17.00 kN/m3 (d) 17.60 kN/m3
43. The hvdraulic head that would produce a ouick sand condition in a sand stratum of
thickn6ss 1.5 m, specific gravity 2.67 and vo ids ratio 0.67 is equal to
(a) 1.0 m (b) 1.5 m
(c) 2.0 m (d) 3.0 m
44. If the votume of voids is equal to the volume of solids in a soil mass, then the values of
oorosiw and void ratio respectivelv are
?a) tLo and 0.0 G)
(d)
0.0 and 1.0
("i 0.5 and l.o l.o and 0.5
45. Penetration resistance 'N' in a Standad Penetration Test (SPT) is the total ngmber of
blows for
(a) the first and second l5 cm of peneftation
(b) t}re second 15 cm ofpenetration
(cl anv 30 cm of penetration
(d1 th6 second 30'cm of penetration
46. For sands and normally consolidated clays, the value of at rest can be approximated as
\
(where {' = angle of intemal friction)
(a) ko=ffi
. t -sin$' G) ,-h:;*7
^, -l+sin0'
(c) \: I -sinQ' (d) None ofthe above
47. For a clav slooe of heieht l0 m. the stabiliw nrunber is 0.05, bulk density = 20 kN/m3 and
cohesion'= 2JkN/mz. The critiial height of slope in this soil is
- &)
(a) m 4'o 12'5 m
(.) m
25.0 (d) l5.o m
4t. (a)
Westersuard's analvsis for sress distribution beneath loaded area is applicable to
soils
sindv G) clayey soils
G) soils
stratified (d) siltY soils
49. With an increase in liquid limit, compression-index will
(a) decrease (b) rncrease
("i remains constant (d) none ofthe above
50. A flow net can be used to determine the following :
(a) seeDase. coefficient ofpermeability and uplift pressure
(b) seeiraEe; coefficient of le.rmeability and eiit giadient
(c) seepage, exlt grdlent and uplln prcssue
(O none ofthe above
Series-A l0 CEU
Text of page 12
PART_C
51. What is the minimum length of transition curve for a desigr speed of 80 km/hour in a
horizontal curve of240 m radius ?
(a) 32m (b) 42m
(c) 52m (d) 72m
52. The first class brick immersed in water for 24 hours should not absorb water (by weight)
more than
(a) 10o/o (b) 15o/o
(c) 20Yo (d) 25o/o
53. Sash doors are most suited for
(a) hospitals (b) toilets
(c) box rooms (d) dressing rooms
54 The method of plane-tabling commonly used for establishing the instrument station only,
is called
(a) method of radiation o) method of intersection
(c) method of traversing (d) method of resection
55. Initial setting time of cement is caused due to
(a) Tri calcium silicate (b) Di calcium silicate
(c) Tri calcium aluminate (d) Tetra calcium alumino ferrite
56. The azimuth of a line is 45'45'. Its true bearing will be
(a) Mo 45' (b) 45'45'
(c) 135" 45' (d) 225'4!
57. The nrling gradient on broad gauge section of Indian Railways in plains is I in I 50. on a
track with 4o curve, the allowable ruling gradient will be
(a) 146
I in O) 1 in 154
(c) tinl97 (d) rin232
58. The shape of transition curve used by Indian Railways is
(a) cubic parabola (b) sPiral
(c) lemniscate of Bemoulli (d) none oftle above
59. The three-point problem in plane table survey can be done by using
(a) Lehmann's rules O) Bessel's method
(c) Mechanical method (d) All of the above
Series-A 12 CEU
Text of page 14
60. If the deflection angle is 50" and the radius of the curve is 200 m, then the length of the
curve will be
(a) 92.25m O) 628.75m
(c) 803.28 m (d) 174.54m
61. IfL is the length of transition curve and R is the radius of circular curve, then the shift of
the curve is given as
(a) L2rcR G) L2t24R
(c) L/6R2 (0 L/48R
62. The metallic oxide used in the form ofpowder in a paint is called
(a) base G) vehicle
(c) &ier (d) solvent
63. The type of sleepers that satisry the requirements of an ideal sleeper are
(a) cast iron sleepers O) steel sleepers
(c) R.C.C. sleepers (d) wooden sleepers
64 The true length of a line is known to be 200 m, when this is measured with a 20 m tape,
the length is 200.80 m. The correct length of20 m tape is
(a) 20.08m (b) 19.98 m
(c) 20.80m (d) 19.20 m
65. If the design speed is 80 knrrlr, the reaction time is 3 seconds and coefficient of friction is
0.5. The safe stopping sight distance is approximately
(a) 120m O) l40m
(c) l60m (d) l80m
66. In the network shown in figure, the earliest start time of activity 6 _ 7 is
4
,)
4
(a) 6 o) l0
(c) ll (d) 12
67. As per latest IRC guidelines for desiping flexible pavement by cBR method, the load
parameter required is
(a) number of commercial vehicles per day
(b) cumulative standard axles in msa
(c) equivalent single axle load
(d) number ofvehicles (all rypes) during design life
Series-A 14 CEU
Text of page 16
68. The most common admixture which is used to accelerate the initial setting of concrete is
(a) gypsum (b) calcium chloride
(c) calcium carbonate (d) none ofthe above
69, The term'string' is used for
(a) the under side ofa stair
(b) outer projecting edge ofa tread
(c) a sloping member which supports the steps in a stair
(d) a vertical member between two treads
70. Two-theodolite method of setting out a curve involves
(a) linear measurements only
(b) angular measurements only
(c) both linear and angular measurements
(d) none of the above
71. The minimum thickness of the base of a flexible pavement is kept as
(a) 5 cm (b) l0cm
(c) 15 cm (d) 20 cm
72 Radial splis in timber originating from bark and narrowing towards the pitch, are known
als
(a) Heart shakes (b) Star shakes
(c) Cup shakes (d) Knots
73. Reaction time of a driver
G) increases with increase in speed
O) decreases with increase in speed
(c) is same for all speeds
(d) none ofthe above
74. The R.L. of the point'A' which.is on the floor is 100 m and back sight reading on .A, is
2.500 m. If the inverted foresight reading on the point .B' which is on the ceiling is
2.700 m, the R.L. of point 'B' will be
(a) 94.80m (b) 99.80m
(c) 100.20 m (d) 105.20 m
7 5. Bitumen of grade 80/ I 00 indicates that under standard test conditions, penetration value of
bitumen would vary Aom
(a) 0.8 mm to I mm (b) 8 mm to 10 mm
(c) 8 cm to 10 cm (d) 0.08 mm to 0.1 mm
Series-A 16 CEU
Text of page 18
76. A stable charurel is to u" a..ier,"aP#lirr?urr" or qm3/s with silt factor of as per
Lacey's method. The mean flow velocity m/s in the charurel is obtained by
(a) (#)"' (b) (#)'^
(c) (#)'" (d) 048(+)"'
77. Deoxidation is caused by
(a) Moisture (b) Organic matter in solution
(c) Wind (d) All the above
78. The two main gases liberated from an anaerobic sludge digestion tank would include
(a) Ammonia and carbon dioxide O) Carbon dioxide and methane
(c) Methane and hydrogen sulphide (d) Ammonia and methane
79. Which one of the following methods would be best suited for disposal of plastic and
rubber waste ?
(a) Composting (b) Incineration
(c) Pyrolysis (d) Sanitary landfill
80. A sprinkler irrigation system is suitable when
(a) the land gradient is steep arg the soil is easily erodable
(b) the soil is having low permeability
(c) the water table is low
(d) the crops to be grown have deep roots
81. Alum is added in water as a coagulant to remove
(a) gases like HrS (b) colloidal particles
(c) dissolved particles (d) none ofthe above
82. Suspended impurities consist of
C)
(c) !'on
Bacteria
(b) Chlorine
(d) All the above
83. The live storage requirement for a reservoir is to be determined by
(u) topographic survey (b) annual demanci
(c) double mass curve analysis (d) mass cuwe analysis
84. Which one of the following is not a water bome disease ?
(a) Dysentery O) Cholera
(c) Typhoid (d) Mataria
85. If bas-e period for a parti_cular crop is 50 days and duty of canal is 500 hectares per cumec,
then depth of water will be
(a) 0.864 cm O) 8.64 cm
(c) 86.4 cm (d) 864 cm
86, Attracting groynes are built
(a) perpendicular to the bank o) inclined upstream
(c) inclineddownstream (d) none of tlte above
87 A 50 years flood means the following :
(a) flood can be expected on an 4verage once every 50 years
(b) flood can be exiected 50 times ini year
(c) flood can be expected 50 times in a year upto 50 years
(d) none of the above
Series-A IE CEU
Text of page 20
88. Sewerage system is usually designed for
(a) 5 years O) 7 years
(c) 25 years (d) 100 years
89. In which ofthe following section a breast wall is usually provided ?
(a) Main canal (b) Under sluice
(c) Head regulator (d) Weir
90. An isohyet is a line joining points having equal
(a) evaporation rate O) barometric pressure
(c) height above mean sea level (d) rainfall depth in given duration
91. Muskingham method of flood routing is based on
(a) using continuity and momentum equations
(b) energy equation
(c) continuity equation with storage as a function ofoutflow only
(d) continuity equation with storage as a function of inflow and outflow both
92. The trap used for an lndian water closet is called
(a) Gully trap O) P-hap
(c) Intercepting trap (d) Anti-s)?hon trap
93. A _city supply of 15000 cubic meter of water per day is treated with chlorine dosage of
0.5 ppm. For this purpose, requirement of 25Vo bleachtrrg powder per day would be
(a) 300 kg (b) Tskg
(c) 30 kg (d) 7.5 kg
94. The phenomenon by virtue of which a soil is clogged with sewage matler, is called
(a) sewage fanning (b) sewage sickneis
(c) sewage bulking (d) none ofthese
95. D.O. concentration may fall to zero, causing anaerobic conditions in a river reach is called
(a) zone of degradation O) zone of active decomposition
(c) zone of recovery (d) none of the above
96. Which of the following units works in anaerobic conditions ?
(a) Sludge digestion tank (b) Sedimentation tank
(c) Activated sludge treatnent (d) Trickling filters
97. A drop manhole is provided in a sewerage system, when there is
(el change from gravity system to pressure system
- (b) change in elevation of ground level
(c) change in alignment of sewer line
(d) change in size of sewer
98. The relation between duty D in hectareVcumec, depth of water A in mefies and base
period B in days is given by
(a) A:6.s8 B/D O) A = 6.58 D/B
(c) A = 8.64 D/B (d) A = 8.64 B/D
99. Nondisposal of solid waste may cause lhe spread of
(a) malaria (b) rodent related plague
(c) typhoid (d) dysentery
100. Pickup the itrcorect statement from the following
(u) the mixture of water 4qd waste products is called sewage.
C) the treated sewage efiluents are generally used for irrigation crops.
(q) tlre process of collecting, heating and disposing the sewage is called sewerage.
(d) the old conservancy system was definitely better than water carried sewerage system
Series-A 20 CEU
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Space For Rougtr 1ryo.1 7 15 tr{ * frqqtr6
Serics-A 22 CEU
Text of page 23
Space For Rough Work /ro.qr{*'faqiilT6
I
CEU 23 Series-A
Text of page 24
Space For Rough Work/m'or{*'faqu 16
Series-A 24 CEUOfficial key not published for this paper.
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Source: Uttarakhand Public Service Commission. Question paper published by Uttarakhand Public Service Commission.