Junior Instructor Draughtsman - ­Civil SC/ST 241/2016 Answer Key


Post : Jr Instructor-Draughtsman Civil
Department : Industrial Training
Category Code : 241/16
Question Paper Code : 64/2017/OL
Date of Test : 26-07-2017



  1. The ratio between two adjacent side of the drawing sheet is
    • 1 : √5
    • 1 : √3
    • 1 : √2
    • 1 : 1

  2. In which regular polygon sides are equal to radius of circumscribing circle.
    • Octagon
    • Heptagon
    • Hexagon
    • Pentagon

  3. The maximum number of tangents drawn to a circle from a point outside the circle
    • 2
    • 4
    • 16

  4. The Isometric axis are inclined at _________ degree to each other
    • 60
    • 90
    • 120
    • 150

  5. Which of the following pencil leads is hardest
    • HB
    • H
    • B
    • F

  6. A four sided figure having two pairs to sides parallel is called a
    • Rhomboid
    • Regular polygon
    • Pentagon
    • Trapezoid

  7. Eccentricity is always equal to one for
    • Ellipse
    • Parabola
    • Hyperbola
    • Circle

  8. In a  drawing letters and numbers are designed by their
    • Width
    • Height
    • Thickness
    • none of these

  9. The angle of miter line is ______ degrees
    • 75
    • 60
    • 45
    • 30

  10. A solid bounded by twelve equal regular pentagon is known as
    • Octahedron
    • Tetrahedron
    • Icosahedron
    • Dodecahedron

  11. If the smallest division of a Vernier is longer than the smallest division of its primary scale, the Vernier is known as
    • Direct Vernier
    • Double Vernier
    • Simple Vernier
    • Retrograde Vernier

  12. When a chain is used at a temperature more than the temperature it was calibrated the error in measured length will be
    • Cumulative
    • Compensative
    • Negative
    • Observational error

  13. The length of an Engineer's chain should be
    • 100 ft
    • 66 ft
    • 30 m
    • 20 m

  14. Generally while chaining, the arrow which accompanies with one chain must be
    • 3 nos
    • 5 nos
    • 10 nos
    • 12 nos

  15. The  difference between the most probable value of a quantity and its observed value is
    • Conditional error
    • True error
    • Residual error
    • Safe error

  16. The base line is measured with
    • Metallic tape
    • Steel tape
    • Invar tape
    • Chain

  17. An offset more than 15 m in length is known as
    • Long offset
    • Short offset
    • Oblique offset
    • Right-angled offset

  18. Which of the following instruments is used for measurements of angles?
    • Geodimeter
    • Tellurometer
    • Sextant
    • Telescope

  19. The box of prismatic compass is made of
    • Steel
    • Brass
    • Iron
    • Aluminium

  20. The two point and three point problems are methods of
    • Orientation
    • Resection
    • Traversing and resection
    • Orientation and resection

  21. The accuracy of "fix" by two point problems is
    • Bad
    • Good
    • Unique
    • Not reliable

  22. In leveling, the error due to refraction is
    • Positive
    • Negative
    • Compensating
    • Progressive

  23. Levelling across a river is done by
    • fly levelling
    • reciprocal levelling
    • trigonometrical levelling
    • cross levelling

  24. An anallatic lens is
    • Convex
    • Concave
    • Plane
    • Plano-concave

  25. Which method gives more accurate results in the measurements of areas
    • Mid − ordinate rule
    • Average − ordinate rule
    • C. trapezoidal rule
    • Simpsons rule

  26. The colour of a mineral in its powdered form is known as
    • streak
    • lustre
    • texture
    • structure

  27. Which of the following is a mineral
    • Quartzite
    • Laterite
    • Granite
    • Calcite

  28. The minimum hardness number for marble is about
    • 3
    • 5
    • 8
    • 10

  29. A stone is rejected if the water absorption is more than
    • 30%
    • 25%
    • 20%
    • 15%

  30. Attrition test on stone is done to find out
    • Compressive strength
    • Hardness
    • Rate of wear
    • Toughness

  31. The coarseness of the grains of a mineral is known as
    • fracture
    • texture
    • structure
    • lusture

  32. The tool used for quarrying of stones is
    • dipper
    • jumper
    • spalling hammer
    • priming needle

  33. The ingredient of the brick earth which enables the brick to retain shape
    • alumina
    • silica
    • iron oxide
    • magnesia

  34. The board used for providing frog in bricks is known as
    • pallet board
    • lamin board
    • fibre board
    • stock board

  35. Swelling of bricks is known as
    • bloating
    • lamination
    • chuffs
    • efflorescence

  36. Annual rings of the tree represent is
    • life
    • strength
    • density
    • cant

  37. The main constituent of varnish is
    • turpentine oil
    • petrol
    • resin
    • solvent

  38. The main corrosive resisting pigment in paint is
    • Zinc oxide
    • Aluminium oxide
    • Ferrous oxide
    • Red lead

  39. Out of the following, the material which dries quickly is
    • paint
    • polish
    • enamel
    • varnish

  40. Poorest conductor of electricity is
    • Aluminium
    • Carbon
    • Steel
    • Silver

  41. The depth of excavation for  foundation is usually checked with a
    • tape
    • levelling staff
    • ranging rod
    • boning rod

  42. When a brick is cut off lengthwise the cut out bricks are called
    • Queen closer
    • King closer
    • Corbel
    • Bat

  43. To construct a 10 cm thick partition wall, preferred bond will be
    • Flemish bond
    • English bond
    • Stretcher bond
    • Header bond

  44. The projection of tread beyond the riser is called as
    • stringer
    • nosing
    • pitch
    • baluster

  45. The number of steps in a flight should be less than
    • 12
    • 3
    • 2
    • 5

  46. The wedge shaped bricks forming an arch ring are called
    • voussoirs
    • soffit
    • spandrils
    • haunches

  47. The upper convex surface of an arch is called
    • intrados
    • extrados
    • soffit
    • haunch

  48. Apex line of a sloping roof is called
    • rise
    • hip
    • ridge
    • verge

  49. The arrangement of supporting an existing structure by providing supports underneath, is known as
    • piling
    • jacking
    • shoring
    • underpinning

  50. Lower edge of the inclined roof surface is called
    • pitch
    • eves
    • cleat
    • gable

  51. In a detailed estimate the provisions for contingensis, is usually
    • 1 percent
    • 30 to 5 percent
    • 10 percent
    • 12 to 15 percent

  52. Capacity of a flushing cistern is
    • 10 litres
    • 25 litres
    • 12 to 15 litres
    • 20 to 25 litres

  53. While mixing cement mortar by volume, the volume of a cement bag is specified as
    • 50 litres
    • 35 litres
    • 0.050 cu m
    • 0.35 cu m

  54. Thickness of plastering is usually
    • 40 mm
    • 25 mm
    • 12 mm
    • 6 mm

  55. Generally the unit of measurement for partition wall is
    • cu m
    • sq m
    • running metre
    • numbers

  56. The steel used for cutting tools is known as
    • mild steel
    • high carbon steel
    • medium carbon steel
    • none of these

  57. The property of a material enabling it to resist deformation under stress is called
    • stiffness
    • toughness
    • strength
    • brittleness

  58. What is the nature of stress in a ceiling fan rod?
    • bending
    • tensile
    • compressive
    • shear

  59. Which of the following has the highest value of Poisson's ratio
    • rubber
    • steel
    • aluminium
    • copper

  60. The bending moment on a section is maximum where shear force is
    • zero
    • minimum
    • maximum
    • changing sign

  61. Which of the following is a scalar quantity?
    • energy
    • momentum
    • torque
    • impulse

  62. Compression members are generally called
    • piers
    • ties
    • purlins
    • struts

  63. The time period of a second pendulum is
    • 1/2 second
    • 1 second
    • 2 second
    • 5 second

  64. The specific weight of water in S.I. units is
    • 9.81 gm
    • 981 gm
    • 9.81 kN/m3
    • 9.81x103 kN/m2

  65. In open channel water flows under
    • force of gravity
    • atmospheric pressure
    • hydrostatic pressure
    • mechanical pressure

  66. In a tank or channel, notch is provided to measure
    • velocity
    • pressure
    • discharge
    • static energy

  67. The turbine suitable for low heads and high flow rates is
    • Pelton wheel
    • Francis
    • Kaplan
    • All of these

  68. For growth of plants, the useful soil moisture is
    • rain water
    • gravity water
    • capillary water
    • chemically treated water

  69. Precipitation includes all of the following except
    • snow melt
    • frost
    • mist and fog
    • stream flow

  70. Most fertile soil is
    • alluvium
    • black soil
    • laterite soil
    • red soil

  71. A tor steel bar has about ________ more yield stress than ordinary mild steel
    • 10%
    • 50%
    • 35%
    • 20%

  72. The maximum bulking of sand occurs at a moisture content of
    • 28%
    • 15%
    • 8%
    • 5%

  73. The most widely used tube well in India, is
    • strainer well
    • cavity well
    • slotted well
    • perforated well

  74. The most common cause of acidity in water is
    • hydrogen
    • oxygen
    • carbon dioxide
    • alkalies

  75. The presence of algae in water indicates that water is
    • hard
    • soft
    • turbid
    • acidic

  76. Which is the following is a volatile memory?
    • EFPROM
    • PROM
    • EPOM
    • RAM

  77. First generation computers used
    • Transistor
    • Micro processors
    • Vacum tube processors
    • Integrated circuit

  78. Data stored in primary storage is represented using
    • base 16
    • base 10
    • base 5
    • base 2

  79. A command which is used to pick point like end point, mid-point, tangent etc. of entities very precisely with geometrical accuracy.
    • GRID
    • ZOOM
    • DIM
    • OSNAP

  80. GPS is owned and operated by
    • US Government
    • Russian Government
    • Chinese Government
    • None of these

  81. Who drafted the resolution of 'Quit India' in 1942
    • Mahatma Gandhi
    • Dr.B.R. Ambedkar
    • Jawaharlal Nehru
    • Dr. Rajendra Prasad

  82. The famous work 'Broken Wings' is written by
    • Sarojini Naidu
    • Asa Poorna Devi
    • Salim Ali
    • Maha Swetha Devi

  83. Aikya Kerala Convention was held at Thrissur in 1947 under the president ship of
    • A.K. Gopalan
    • K.Kelappan
    • EMS Namboothirippad
    • Pattom Tanu Pillai

  84. 'Potato Eaters' is the oil painting of
    • Picasso
    • Leonardo Davinchi
    • Michael Angelo
    • Vincent Van Gogh

  85. The language used in the art form 'Koodiyattam' is
    • Tamil
    • Malayalam
    • Sanskrit
    • Kannada

  86. Tzar rule was overthrown from Russia by the Revolution of
    • October Revolution
    • November Revolution
    • February Revolution
    • Blood less Revolution

  87. When the river Ganges and the Yamuna are annexed in Bangladesh it is known as
    • Sangpo
    • Meghna
    • Luhit
    • Padma

  88. The first political Drama in Malayalam is
    • Ningal Enne Communist Aakki
    • Aswamedham
    • Adukkalayil Ninnu Arangathekku
    • Pattabakki

  89. 'Kallumala Agitation' is associated with
    • Temple entry
    • Education reforms
    • Political change
    • Dress code

  90. The first news paper in Malayalam is
    • Nasrani Deepika
    • Rajya Samachar
    • Swadesabhimani
    • Mathrubhumi

  91. Name the Assembly constituency in the state of Manipur where Iron Sharmila became the candidate in 2017 Election
    • Thobal
    • Karong
    • Sekmai
    • Wangoi

  92. Which Indian states the National Park is situated?
    • Assam
    • Meghalaya
    • Odisha
    • Sikkim

  93. Who recommended the SUPW(Socially Useful Productive Work) in school curriculum
    • Kothari Commission
    • IswarBhai Patel Committee
    • Radhakrishnan Commission
    • Sree Prakash Committee

  94. 'Kozhinja Ilakal' is the autobiography of
    • MT Vasudevan Nair
    • ONV Kurup
    • Joseph Mundasseri
    • SK Pottakkad

  95. Which year Kerala Press Academy was established in?
    • 1976
    • 1977
    • 1978
    • 1979

  96. Which amendment of the Indian Constitution withdraw the Fundamental Right to property
    • 44th
    • 45th
    • 46th
    • 47th

  97. The Volcano-Cotopaxi is situated in
    • Ecuador
    • Italy
    • Mexico
    • Indonesia

  98. The Protection of Children from Sexual Offences (POCSO) Act is applicable to India in
    • 2016
    • 2012
    • 2015
    • 2013

  99. The real name of Kumara Guru is
    • Narayanan
    • KP Karuppan
    • Kesavan Asan
    • Poykayil Yohannan

  100. The poem Bashpaanjali is written by
    • Ullur S Parameswaran Ayyar
    • Kumaranasan
    • Changampuzha Krishna Pillai
    • Balamani Amma

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