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33.ASSISTANT ENGINEER-KERALA WATER AUTHORITY

Quiz by Wincentre Test series

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100 questions
Show answers
  • Q1
    A triangle lamina having a base 1 m and height 1.5 m is placed vertically under water with the base parallel to the water surface and the base below 3 m of water. The total force exerted on one face is :
    18.394 kg
    36.788 kN
    18.394 kN
    15.234 kg
    30s
  • Q2
    If the velocity potential function is given by Ø= 3x - 4y, find the magnitude and direction of velocity at any point:
    7 m/s,61°7’
    4.87m/s, 45°
    5 m/s, 53° 7'
    5m/s,380 3’
    30s
  • Q3
    A jet of water 40 mm in diameter has a velocity of 25 m/s. Find the power of the jet:
    4.35 kW
    10.81 kW
    9.82 Kw
    10 kW
    30s
  • Q4
    30s
  • Q5
    30s
  • Q6
    30s
  • Q7
    An offset is laid out 20 from its true direction on the field. If the scale of plotting is 10m to 1cm, find the maximum length of the offset so that the displacement of the point on the paper may not exceed 0.25 mm?
    7.16 m
    6.12 m
    8.16 m
    5.0 m
    30s
  • Q8
    30s
  • Q9
    A square footing 2.5 m x 2.5 m is built in a homogeneous bed of sand of unit weight 20 kN/m³ and having an angle of shearing resistance of 36°. The depth of the base of the footing is 1.5 m below the ground surface. Calculate the safe load that can be carried by a footing with a factor of safety 3 against complete shear failure? Bearing capacity factors Nc =65.4, Nq = 49.4 and Nr =54.0
    4325 kN
    4927.5 kN
    5319.6 kN
    5462.5 kN
    30s
  • Q10
    Hydrophobic cement is obtained by grinding ordinary Portland cement clinker with
    Oleic acid
    Acetol
    Glicerine
    Hydrochloric acid
    30s
  • Q11
    How much initial slump is required for a concrete mix to be fluidised by plasticizers or super plasticizers?
    2 to 3 cm
    2 to 3 mm
    5 cm
    10 mm
    30s
  • Q12
    IS: 800-2007 limits the values of width-thickness ratios of the elements of a steel section to place a check on
    Torsional buckling
    Bending buckling
    Local buckling
    Flexural torsional buckling
    30s
  • Q13
    The shape factor of a square of side 'a' with its diagonal parallel to the ZZ axis is:
    2
    8
    4
    6
    30s
  • Q14
    30s
  • Q15
    Minimum grade of concrete mix used for water retaining structures with alternate wetting and drying
    M 25
    M 35
    M 30
    M 20
    30s

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