Kerala Water Authority Overseer Grade 3 Previous Paper

Kerala Water Authority (KWA) has earlier released the recruitment notification for Overseer/ Tracer Grade 3 post. The Kerala PSC has already began the processing of the candidate list as per the educational and technical qualifications. In this article let us have a sneak peek at some of the Kerala Water Authority overseer grade 3 previous question paper.

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Kerala Water Authority Overseer Grade 3 Eligibility Criteria

Educational Qualification

All the candidates applying for the post of Grade 3 Overseer must have any of the following qualifications apart from the minimum SSLC Qualification:

• Draughtsman’s course
• Lower Grade Drawing Group Certificate
• Second Grade Certificates obtained by draughtsman Civil or Mechanical trainees
• National Apprenticeship Certificate
• Building Drawing and estimating MGTE and KGTE
• Diploma in Civil Engineering
• Surveyor Trade Certificate

Age Limit

All the candidates applying for the post of Grade 3 Overseer must be in between the age limit of 19 and 36 years. However, relaxation for reserved categories will be applicable as per the Government rule.

Kerala Water Authority Overseer Grade 3 Previous Questions & Answers

Here are some of the previously asked questions in the Kerala Water Authority overseer grade 3 examination. Let us have a look:

• The finer the material, the bulking of the sand will be
  1. Low
  2. High
  3. Average
  4. None

Answer: High

• The normal consistency of Portland Cement is about
  1. 10%
  2. 15%
  3. 20%
  4. 25%

Answer: 25%

• The defect caused by improper sowing of timber is called
  1. Torn grain
  2. Diagonal grain
  3. Wane
  4. Chip mark

Answer: Diagonal grain

• The arrangement of bricks similar to English bond is
  1. Raking bond
  2. Dutch bond
  3. Facing bond
  4. Heading bond

Answer: Dutch bond

• The vertical member which is employed to subdivide a window or a door opening vertically is called as
  1. Post
  2. Mullion
  3. Transom
  4. Jamb

Answer: Mullion

• The process of turning the telescope over its supporting axis through 180 degrees in vertical plane is known as
  1. Plunging
  2. Reversing
  3. Transiting
  4. Any of the above

Answer: Any of the above

• The distance measured parallel to the lines perpendicular to the meridian is called as
  1. Latitude
  2. Departure
  3. Offset
  4. Bearing

Answer: Departure

• The permanent adjustment of a transit is
  1. Adjustment of plate levels
  2. Adjustment of altitude bubble and vertical index frame
  3. Adjustment of horizontal axis
  4. All of the above

Answer: All of the above

• The anallatic lens is
  1. Convex lens
  2. Concave lens
  3. Concavo-convex lens
  4. Plane lens

Answer: Convex lens

• A chemical technique which is directed towards the destabilization of charged colloidal particle is termed as
  1. Disinfection
  2. Coagulation
  3. Flocculation
  4. Sedimentation

Answer: Coagulation

• The process of passing water through beds of fine granular sand is known as
  1. Exfiltration
  2. Filtration
  3. Percolation
  4. Sedimentation

Answer: Filtration

• The efficiency and effectiveness of a trap will depend on
  1. The depth of water seal
  2. Fitting and fixtures
  3. Intercepting trap
  4. Strap

Answer: The depth of water seal

• The pressure filters can be installed for
  1. Public water supply project
  2. Big water supply project
  3. Small water supply project
  4. All of the above

Answer: Small water supply project

• The minimum sight distance available on a highway at any spot should be of sufficient length to stop a vehicle travelling at design speed, safely without collision with any other obstruction is
  1. Intermediate sight distance
  2. Head light sight distance
  3. Stopping sight distance
  4. None of the above

Answer: Stopping sight distance

• What is the plasticity index value of the binding material used in WBM surface course construction?
  1. 2 to 4%
  2. 3 to 4%
  3. 9 to 11%
  4. 4 to 9%

Answer: 4 to 9%

• A crop requires a total depth of 92 cm of water for a base period of 120 days. What is the duty of water?
  1. 1127 hectares/cumec
  2. 1200 hectares/cumec
  3. 11040 hectares/cumec
  4. 5520 hectares/cumec

Answer: 1127 hectares/cumec

• 9 km is represented by 1.8 cm. Then, what is the scale?
  1. 1:500000
  2. 1:5
  3. 1:2000
  4. 1:200000

Answer: 1:500000

• Veneering means
  1. Carving out designs on timber planks
  2. Chemically treating timber planks
  3. Thick layer of superior wood glued to inferior wood
  4. Thin layer of superior wood glued to inferior wood

Answer: Thin layer of superior wood glued to inferior wood

• For the construction of flyovers in sandy soil, the type of foundation provided is
  1. Strap footing
  2. Raft footing
  3. Combined footing
  4. Pier footing

Answer: Pier footing

• When a canal is carried over a natural drain, the structure provided is known as
  1. Syphon
  2. Aqueduct
  3. Super passage
  4. Syphon Aqueduct

Answer: Aqueduct

• Isometric projection of an object is
  1. Orthographic projection
  2. Pictorial projection
  3. Cavalier projection
  4. Cabinet projection

Answer: Pictorial projection

• Thermostat valve is used in an automobile engine to
  1. Increase the volumetric efficiency
  2. Reduce friction
  3. Maintain the workability temperature
  4. Reduce sound

Answer: Maintain the workability temperature

• In a belt drive when the arc of contact increases……… increases
  1. Creep
  2. Slip
  3. Slack
  4. Tension

Answer: Tension

• In a screw jack …….. threads are used
  1. Square
  2. Acme
  3. Withworth
  4. Metric

Answer: Square

• Tearing between rivets may occur
  1. When the rivet holes are near to the edge
  2. When the rivet diameter is more
  3. When the diameter of the hole is more
  4. When the rivet holes are closer to each other

Answer: When the rivet holes are closer to each other

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