Gujarat Water Supply & Sewerage Board (GWSSB) successfully conducted the written exam of Additional Assistant Engineer on 27th December 2015 on various selected center all over the state. A lot of candidates appeared in this examination. This exam held for fill the 99 vacant post of Additional Assistant Engineer in their organization. Candidates who appeared in this exam can check and download GWSSB AAE 27 December 2015 Answer key from Official website  www.gwssb.gujarat.gov.in. 

Before Official Answer Key of GWSSB AAE Solved Paper providing you a tentative and reliable GWSSB AAE unofficial Answer key. So, with the unofficial GWSSB AAE Answer Key eager candidates can check their performance in the examination. After estimating their score according to Unofficial Answer key Candidates can be considered as qualified in written exam.

Organization Name: Gujarat Water Supply and Sewerage Board (GWSSB)
Official website: gwssb.gujarat.gov.in
Exam Name: Additional Assistant Engineer
Number of Posts: 99
Job Location : Gujarat
Official Answer Key: Released soon
Unofficial Answer Key: Available

GWSSB AAE Answer key 27 December 2015:

  1. The bending moment in a beam will be maximum where
    (a) the S.F. is zero
    (b) None of three mentioned here
    (c) the S.F. is uniform
    (d) the S.F. is maximum
  2. The portion of the building which is above ground level is termed as,
    (a) sub-soil
    (b) foundation
    (c) sub-structure
    (d) super-structure
  3. A differential manometer is used to measure
    (a) pressure in Venturimeter
    (b) difference of pressure between two points in a pipe
    (c) atmospheric pressure
    (d) pressure in pipe
  4. The most common coagulant is
    (a) chlorine
    (b) bleaching powder
    (c) magnesium sulphate
    (d) alum
  5. The water bearing strata is called
    (a) an aquifuge
    (b) zone of saturation
    (c) an aquifer
    (d) an aquiclude
  6. Light weight concrete is used for
    (a) air-conditioned buildings
    (b) non-load bearing walls
    (c) reducing thickness of structures
    (d) heat resistance
  7. When two walls separated by a small gap, are connected together by metal pins it is called
    (a) cavity wall
    (b) normal wall
    (c) partition wall
    (d) double wall
  8. A weir, generally, uses as a spillway of a dam is
    (a) ogee weir
    (b) submerged weir
    (c) narrow crested weir
    (d) broad crested weir
  9. The information which cannot be included in drawing is conveyed through
    (a) progress chart
    (b) None of three mentioned here
    (c) specifications
    (d) cover note
  10. The correction for sag is
    (a) always zero
    (b) None of three mentioned here
    (c) always additive
    (d) always subtractive
  11. Strength of concrete is maximum in
    (a) twisting
    (b) fatigue
    (c) compression
    (d) shear
  12. The quantum of work of any item a skilled labour is supposed to turnout in a day is knows as
    (a) target work
    (b) basic work
    (c) unit work
    (d) task work
  13. The quality of cement is tested by
    (a) bond strength
    (b) flexural strength
    (c) compressive strength
    (d) tensile strength
  14. The ratio of inertia force to viscous force is known as
    (a) Match number
    (b) Euler number
    (c) Reynold number
    (d) Froude number
  15. The California Bearing Ratio (CBR) method of flexible movement design gives an idea about
    (a) the characteristics of soil
    (b) All of three mentioned here
    (c) the quality of road making material
    (d) the traffic intensities
  16. The sub-base course is placed immediately above the
    (a) wearing course
    (b) None of three mentioned here
    (c) sub-grade
    (d) base
  17. In a barrage, crest level is kept
    (a) high with small gates
    (b) low with small gates
    (c) low with large gates
    (d) high with large gates
  18. Balancing of traverse is done according to the
    (a) Third rule
    (b) All of three mentioned here
    (c) Bowditch’s rule
    (d) Transit rule
  19. Levelling deals with measurement in
    (a) inclined plane
    (b) both horizontal and vertical planes
    (c) horizontal plane
    (d) vertical plane
  20. The brick laid with its length parallel to the face of the wall is called as
    (a) header
    (b) closer
    (c) course
    (d) stretcher
  21. Occurrence of flow under gravity through a circular pipe is the case of
    (a) tube flow
    (b) orifice flow
    (c) channel flow
    (d) pipe flow
  22. Granite is an example of
    (a) metamorphic rocks
    (b) igneous rocks
    (c) aqueous rocks
    (d) sedimentary rocks
  23. Separation of water or water sand cement from a freshly concrete is known
    (a) segregation
    (b) flooding
    (c) bleeding
    (d) creeping
  24. The indentation provided in a face of the brick is called
    (a) strike
    (b) None of three mentioned here
    (c) frog
    (d) pallet
  25. The value of property (without being dismantled) at the end of the useful life period is known as
    (a) junk value
    (b) book value
    (c) scrap value
    (d) salvage value
  26. In the trapezoidal formula, the line joining to the top ordinates is assumed to be
    (a) circular
    (b) parabolic
    (c) curved
    (d) straight
  27. The bond which consists of alternate courses of headers and stretchers is known as
    (a) Raking bond
    (b) Dutch bond
    (c) English bond
    (d) Flemish bond
  28. Turbidity depends on the presence of the following in water
    (a) any material capable of preventing light
    (b) intensity of colouration
    (c) suspended solids
    (d) suspended solids and colloidal solids
  29. The area in which crop is grown at a particular time or crop season, is called
    (a) culturable uncultivated area
    (b) None of three mentioned here
    (c) gross commanded area
    (d) culturable commanded area
  30. If a body floating in a liquid returns back to its original position, when given a small angular displacement, the body is said to be in
    (a) unstable equilibrium
    (b) None of three mentioned here
    (c) neutral equilibrium
    (d) stable equilibrium
  31. Fine adjustment in a theodolite is done by the
    (a) focusing screw
    (b) foot screw
    (c) clamp screw
    (d) tangent screw
  32. King closers are related to
    (a) brick masonry
    (b) doors and windows
    (c) king post truss
    (d) queen post truss
  33. A hydrogen representing one cm of run-off from a rainfall of some unit duration specific area distribution is known as
    (a) unit hydrograph
    (b) S-hydrograph
    (c) hyetograph
    (d) flood hydrograph
  34. Different grades are joined together by a
    (a) Transition curve
    (b) Vertical curve
    (c) Compound curve
    (d) Reverse curve
  35. A cantilever beam is the one which is supported with
    (a) both ends on rollers
    (b) one end fixed and the other free
    (c) one end hinge and other on rollers
    (d) one end fixed and the other on rollers
  36. Reinforced cement concrete is equally strong in taking
    (a) tensile, compressive and shear stresses
    (b) Tensile and shear stresses
    (c) tensile and compressive stresses
    (d) compressive the shear stresses
  37. The road surface should be
    (a) stable
    (b) All of three mentioned here
    (c) impervious
    (d) durable
  38. The line joining points of equal elevation (RL) is known as a
    (a) contour line
    (b) level line
    (c) horizontal line
    (d) gradient line
  39. Trigonometric levelling is the method of levelling
    (a) Relative method
    (b) None of three mentioned here
    (c) Direct method
    (d) Indirect method
  40. A pipe used to carry discharge from sanitary fittings like bathrooms, kitchens et. Is called
    (a) Vent pipe
    (b) anti-siphonage pipe
    (C) west pipe
    (d) soild pipe
  41. The bed of a canal is lowered in case of
    (a) level crossing
    (b) All of three mentioned here
    (c) syphon aqueduct
    (d) canal syphon
  42. Triangulation stations should be
    (a) in commanding positions
    (b) All of three mentioned here
    (c) intervisible
    (d) easily accessible
  43. The weight per unit volume of a liquid at a standard temperature and pressure is called
    (a) specific gravity
    (b) None of three mentioned here
    (c) specific weight
    (d) mass density
  44. The main principle of surveying is to work from
    (a) Higher to lower level
    (b) Lower to higher level
    (c) part to the whole
    (d) whole to the part
  45. Grit chamber has a detention period of
    (a) 20 min to 30 min
    (b) 2 hrs to 4 hrs
    (c) 45 sec to 90 sec
    (d) 2 min to 5 min
  46. Turpentine oil is used in paints as
    (a) carries
    (b) drier
    (c) thinner
    (d) base
  47. In tangential method of tacheometry, to find out the horizontal distance vertical angles measured
    (a) three
    (b) four
    (c) one
    (d) two
  48. The method of tacheometry commonly used in practice is
    (a) Movable hair method
    (b) Sub tense bar method
    (c) Fixed hair method
    (d) Tangential method
  49. The forces, whose line of action lie on the same line, are known as
    (a) Collinear forces
    (b) None of three mentioned here
    (c) Coplaner forces
    (d) Concurrent forces
  50. A canal aligned nearly parallel to the contours of a country, is known as
    (a) water shed canal
    (b) ridge canal
    (c) side slope canal
    (d) contour canal
  51. Working drawing included the following views……
    (a) section
    (b) All of three mentioned here
    (c) plan
    (d) elevation
  52. The lowest part of a structure which transmits the load to the soil is knows as
    (a) foundation
    (b) basement
    (c) super-structure
    (d) plinth
  53. Isometric projection is a type of projection in which three dimension of a solid can be represented in
    (a) three view
    (b) None of three mentioned here
    (c) one view
    (d) two views
  54. The hydrology is a science which deals with the
    (a) movement of water on the earth
    (b) All of the three mentioned here
    (c) occurrence of water on the earth
    (d) distribution of water on the earth
  55. If the fore bearing of a line is N 60o W, its back bearing is
    (a) S 60o E
    (b) N 60o W
    (c) S 60o W
    (d) N 60o E
  56. Which of the following is the most correct estimate?
    (a) detailed estimate
    (b) building cost index estimate
    (c) plinth area estimate
    (d) cube rate estimate
  57. The number of standard modular bricks required to make 1 cum metre of masonry is
    (a) 520
    (b) 540
    (c) 460
    (d) 500
  58. A horizontal member of stone, concrete or wood provided to give support for the vertical member of a wooden window, is called
    (a) sill
    (b) quoin
    (c) jamb
    (d) reveal
  59. The type of foundation recommended for heavily loaded steel stanchions in soils with poor bearing capacity is
    (a) Pile foundation
    (b) Well foundation
    (c) grillage foundation
    (d) Raft foundation
  60. The strength of concrete mainly depends on
    (a) quality of course aggregates
    (b) water cement ratio
    (c) fineness of cement
    (d) quality of fine aggregates
  61. In Simpson’s rule the number of ordinates must be
    (a) either odd or even
    (b) None of three mentioned here
    (c) odd
    (d) even
  62. In India, as per Indian standards, water consumption per capital per day for domestic purpose is
    (a) 115 litres
    (b) 135 litres
    (c) 85 litres
    (d) 100 litres
  63. The projecting part of the tread beyond the face of riser is called
    (a) baluster
    (b) stringer
    (c) pitch
    (d) nosing
  64. The treatment of water with only chlorine is known as
    (a) pre chlorination
    (b) de-chlorination
    (c) plain chlorination
    (d) post chlorination
  65. Distemper is a type of
    (a) water paint
    (b) varnish
    (c) oil paint
    (d) enamel paint
  66. The total depth of water required by a crop during the entire period the crop is in the field, is known as
    (a) base period
    (b) crop period
    (c) delta
    (d) duty
  67. Suspended impurities consist of
    (a) bacteria
    (b) All of three mentioned here
    (c) iron
    (d) chlorine
  68. The factor which influences the design of curves is
    (a) Permissible centrifugal ratio
    (b) All of three mentioned here
    (c) speed of vehicle
    (d) maximum permissible super elevation
  69. The branch of surveying which deals with water bodies is known as
    (a) Theodolite traversing
    (b) Sea surveying
    (c) Tacheometric surveying
    (d) Hydrographic surveying
  70. For large scale drawing the following scale to be used
    (a) 1:1000
    (b) None of three mentioned here
    (c) 1:10
    (d) 1:100
  71. The size of the standard modular bricks is
    (a) 20 cm x 10 cm x 9 cm
    (b) 20 cm x 10 cm x 10 cm
    (c) 19 cm x 9 cm x 9 cm
    (d) 20 cm x 9 cm x 9 cm
  72. The rate of change of radial acceleration governs the
    (a) length of the tangent of a simple circular curve
    (b) All of three mentioned here
    (c) length of a transition curve
    (d) extra width of payment on the curve
  73. The water obtained from tube-wells is known as
    (a) run-off
    (b) potable water
    (c) surface water
    (d) sub-surface water
  74. The lime which has the property of setting in water is known as
    (a) hydrated lime
    (b) quick lime
    (c) fat lime
    (d) hydraulic lime
  75. Manholes on sewer lines are provided for
    (a) removal of part of sewage
    (b) All of three mentioned here
    (c) periodic cleaning
    (d) providing air for oxidation
  76. The technique of finding the fair price of an existing building or property is known as
    (a) pricing
    (b) costing
    (c) estimation
    (d) valuation
  77. Which method will you prefer when you are required immediate drawing?
    (a) theodolite survey
    (b) plane table survey
    (c) chain survey
    (d) compass survey
  78. Sardar Sarovar (Narmada Dam) in Gujarat is an example of
    (a) arch dam
    (b) buttress dam
    (c) gravity dam
    (d) earth dam
  79. The U-fork and plumb bob are required for
    (a) levelling
    (b) bisecting
    (c) orientation
    (d) centring
  80. Traffic sign indicating speed limit is categorized in
    (a) informatory sign
    (b) prohibitory sign
    (c) regulatory sign
    (d) warning sign
  81. The curvature of the earth is considered in
    (a) Hydrographic surveying
    (b) Aerial survey
    (c) Plane surveying
    (d) Geodetic surveying
  82. The point, through which the whole weight of the body acts, irrespective of its positions, Is known as
    (a) centre of percussion
    (b) centre of mass
    (c) moment of inertia
    (d) centre of gravity
  83. Cleaning of rapid sand filters is done by
    (a) providing new sand layers
    (b) All of three mentioned here
    (c) scraping the top layer of filter media
    (d) back washing
  84. The construction of a temporary structure required to support an unsafe structure is called
    (a) shoring
    (b) jacking
    (c) underpinning
    (d) scaffolding
  85. The highest efficiency is obtained with a channel of …….. section
    (a) rectangular
    (b) trapezoidal
    (c) circular
    (d) square
  86. When the bed level of the canal is higher than the highest flood level (H.F.L) of the drainage, then the cross drainage work is said to be
    (a) canal syphon
    (b) syphon aqueduct.
    (c) aqueduct
    (d) super-passage
  87. The breaking up of cohesion in a mass of concrete is called
    (a) segregation
    (b) creep
    (c) workability
    (d) bleeding
  88. A graph showing variations of discharge with time, at a particular point of a stream is known as
    (a) hydrograph
    (b) None of three mentioned here
    (c) mass inflow curve
    (d) logistic curve
  89. Plain cement concrete is strong is taking
    (a) shear stress
    (b) All three mentioned here
    (c) tensile stress
    (d) compressive stress
  90. In perspective view, the picture plane is always assumed to be a …..
    (a) inclined plane
    (b) None of three mentioned here
    (c) horizontal plane
    (d) vertical plane
  91. Marble is an example of
    (a) sedimentary rock
    (b) igneous rock
    (c) aqueous rock
    (d) metamorphic rock
  92. The effect derived from the dimensions of a room is termed as
    (a) grouping
    (b) roominess
    (c) aspect
    (d) prospect
  93. Orifices are used to measure
    (a) rate of flow
    (b) None of three mentioned here
    (c) velocity
    (d) pressure
  94. Bernoulli’s equation is applied to
    (a) Pitot tube
    (b) All of three mentioned have
    (c) Venturimeter
    (d) Orifice meter
  95. Escapes are also known as ………. For the canals
    (a) regulators
    (b) All of three mentioned here
    (c) outlets
    (d) safety values
  96. The detention time for an ordinary plain sedimentation tank is
    (a) 6 to 8 hours
    (b) 20 to 24 hours
    (c) 1 to 2 hours
    (d) 2 to 4 hours
  97. Overturning of vehicles on a curve can be avoided by using a
    (a) Vertical curve
    (b) Transition curve
    (c) Compound curve
    (d) Reverse curve
  98. Notch is a device used for measuring
    (a) Velocity through a pipe
    (b) velocity through a small channel
    (c) rate of flow through pipes
    (d) rate of flow through a small channel
  99. The area of any irregular figure can be determined accurately with a
    (a) Planimeter
    (b) graph-paper
    (c) compass
    (d) cross-staff
  100. The red colour obtained by the bricks is due to the presence of
    (a) manganese
    (b) iron oxide
    (c) lime
    (d) silica
  101. In question below is given two statements followed by two conclusions numbered I and II. You have to take the given two statements to be true even if they seem to be at variance from commonly known facts. Read the conclusion and then decide which of the given conclusions logically follows from the two given statements, disregarding commonly known facts.
    Statements: All hill stations have a sun-set point. Gandhinagar is a hill station.
    Conclusions:
    Gandhinagar has a sun-set point.
    II. Places other than hill station do not have sun-set points.
    (a) Neither I nor II follows
    (b) Both I and II follow
    (c) Only conclusion I follow
    (d) Only conclusion II follows
  102. Look at the series:70, 71, 76, ____, 81, 86, 70, 91, …….
    What number should fill the blank?
    (a) 71
    (b) 70
    (c) 96
    (d) 80
  103. The following question consists of related pair of words, followed by four pairs of words. Choose the pair that best represents a similar relationship to the one expressed in the original pair of words.
    PEDAL:BICYCLE
    (a) tire:automobile
    (b) oar:canoe
    (c) inch:yardstick
    (d) walk:skip
  104. This question has an underlined word followed by four answer choices. You will choose the word that is a necessary part of the underlined word.
    Guitar
    (a) songs
    (b) strings
    (c) band
    (d) teacher
  105. The word in the bottom row are related in the same way as the words in the top row. For each item, find the word that completes the bottom row of words.
    carpenter                   saw                    nails
    pediatrician             stethoscope         ?
    (a) doctor
    (b) illness
    (c) thermometer
    (D) baby
  106. Look at the series : 23, 22, 24, 23, 25, 24 _____, ……
    What number should fill the blank?
    (a) 25
    (b) 24
    (c) 24
    (d) 26
  107. Look carefully for the pattern and then choose which pair of numbers comes next?
    6, 10, 14, 18, 22, 26, 30, ____,____.
    (a) 34, 36
    (b) 34, 38
    (c) 36, 40
    (d) 33, 37
  108. The following question consists of a related pair of words, followed by four pairs of words. Choose the pair that best represents a similar relationship to the one expressed in the original pair of words.
    COBBLER:SHOE
    (a) mason:stone
    (b) cowboy:boot
    (c) jockey:horse
    (d) contractor:building
  109. This problem consists of three statements. Based on the first two statements, the third statement may be true, false, or uncertain.
    Hitesh is older than Ramesh.
    II. Rakesh is older than Hitesh
    III. Ramesh is older than Rakesh.
    If the first two statements are true, the third statement is
    (a) uncertain
    (b) no one
    (c) true
    (d) false
  110. The words in the bottom row are related in the same way as the words in the top ro. For each item, find the word that completes the bottom row of words.
    snow mountain        ski
    warmth          lake               ?
    (a) sunburn
    (b) vacation
    (c) sand
    (d) swim
  111. In question below is given two statements followed by two conclusions numbered I and II. You have to take the given two statements to be true even if they seem to be at variance from commonly know facts. Read the conclusion and then decide which of the given conclusions logically follows from the two given statements, disregarding commonly known facts.
    Statements: All mangoes are golden in color. No golden-coloured things are cheap.
    Conclusions:
    All mangoes are cheap.
    II. Golden-colored mangoes are not cheap.
    (a) Neither I nor II follows
    (b) Both I and II follow
    (c) Only conclusion I follows
    (d) Only conclusion II follows
  112. This problem consists of three statements. Based on the first two statements, the third statement may be true, false, or uncertain. Rover, Fido and Boomer are three dogs.
    Rover weighs less than Fido.
    II. Rover weighs more than Boomer.
    III. Boomer weighs the least.
    If the first two statements are true, the third statement is
    (a) uncertain
    (b) no one
    (c) true
    (d) false
  113. In question below is given a statement followed by two courses of action numbered I and II. You have to assume everything in the statement to be true and on the basis of the information given in the statement, decide which of the suggested courses of action logically follow for pursuing.
    Statement: Since its launching in 1985, Airbus Company has so far accumulated losses amounting to Rs150 crore.
    Courses of Action:
    Airbus Company should be directed to reduce wasteful expenditure and to increase passenger fare.
    II. An amount of about Rs 300 crore should be provided to Airbus Company to make the airliner economically viable.
    (a) Neither I nor II follows.
    (b) Either I or II follows.
    (c) Only I follow
    (d) Only II follows.
  114. Here are some words translated from an artificial language.
    rampeno’ means sky blue
    ‘penorax’ means blue cheese
    ‘aplmitl’ means star bright
    Which word could means “bright sky”?
    (a) raxmitl
    (b) aplpeno
    (c) penoram
    (d) mitlram
  115. Look at this series: V, VIII, XI, XIV, _____, XX ….
    What number should fill the blank?
    (a) XV
    (b) XVII
    (c) IX
    (d) XXIII
  116. The following question consists of a related pair of words, followed by four pairs of words. Choose the pair that best represents a similar relationship to the one expressed in the original pair of words.
    FINCH:BIRD
    (a) Dalmatian:dog
    (b) Ant:ladybug
    (c) Frog:toad
    (d) Elecphant:reptile
  117. In a question below is given a statement followed by two courses of action numbered I and II. You have to assume everything in the statement to be true and on the basis of the information given in the statement, decide which of the suggested courses of action logically follow for pursuing.
    Statement: A large number of people in ward X of the city are diagnosed to be suffering from a fatal malaria type
    Course of Action:
    The city municipal authority should take immediate steps to carry out extensive fumigation in ward X.
    II. The people in the area should be advised to take steps to avoid mosquito bites.
    (a) Neither I nor II follows
    (b) Both I and II follow.
    (c) Only I follows
    (d) Only II follows.
  118. The words in the bottom row are related in the same way as the words in the top row. For each item, find the word that completes the bottom row of words.
    candle           lamp           floodlight
    hut                cottage                ?
    (a) dwelling
    (b) house
    (c) tent
    (d) city
  119. Three of the words will be in the same classification, the remaining one will not be. Which word does NOT belong with the others?
    (a) bud
    (b) daisy
    (c) tulip
    (d) rose
  120. Look at the series and fill the blank.
    SCD, TEF, UGH, ______, WKL ……
    (a) IJV
    (b) VIJ
    (c) CMN
    (d) UJI
  121. Here are some words translated from an artificial language.
    ‘ujhylflur’ means fan belt
    ‘mropujhyl’ means ceiling fan
    ‘abcdtusl’ means tile roof
    Which word could mean “ceiling tile”?
    (a) abcdflur
    (b) mropabcd
    (c) ujhyltusl
    (d) flurujhyl
  122. This question has an underlined word followed by four answer choices. You will choose the word that is a necessary part of the underlined word.
    Swimming
    (a) water
    (b) life jacket
    (c) pool
    (d) bathing suit
  123. Three of the words will be in the same classification , the remaining one will not be. Which word does NOT belong with the others?
    (a) punctuation
    (b) adverb
    (c) noun
    (d) preposition
  124. Look at this series: 2, 5, 9, 15, 25, ____.
    What number should come in the blank?
    (a) 40
    (b) 36
    (c) 37
    (d) 43
  125. In question below is given a statement followed by two courses of action numbered I and II. You have to assume everything in the statement to be true and on the basis of the information given in the statement, decide which of the suggested courses of action logically follow for pursuing.
    Statement: On an average, about fifteen people are run over by trains and ide every day while crossing the railway tracks through the level crossing.
    Courses of Acton:
    The railway authorities should be instructed to close all the level crossings.
    II. Those who are found crossing the tracks, when the gates are closed, should be fined heavily
    (a) Neither I nor II follows.
    (b) Either I or II follows.
    (c) Only I follows
    (d) Only II follows.

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