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