Vocational Teacher Civil Construction and Maintenance (VHSC) - Exam Held on 07-05-2016

1.The first staff reading is taken after the level is set up is called
(A) Back sight
(B) Foresight
(C) Intermediate sight
(D) None of these
Correct Answer : A

2.In coastal region minimum grade of concrete for RCC as per IS 456-2000:
(A) M15
(B) M20
(C) M25
(D) M30
Correct Answer : D
3.The number of plastic hinges necessary to convert a beam fixed at one end and propped at other end is:
(A) 1
(B) 2
(C) 3
(D) 4
Correct Answer : B
4.The bitumen grade 80/100 indicates:
(A) Viscosity
(B) Specific gravity
(C) Penetration
(D) None of these
Correct Answer : C
5.The maximum limit of superelevation for plain terrain as per IRC recommendations is:
(A) 1 in 10
(B) 1 in 15
(C) 1 in 20
(D) 1 in 30
Correct Answer : A
6.A simply supported beam carries a working live load of 2.5 kN/m and dead load is 3.5 kN/m.The design load for limit state of collapse is:
(A) 6 kN
(B) 7 kN
(C) 9 kN
(D) 12 kN
Correct Answer : C
7.Standard EDTA solution is used to determine:
(A) Hardness in water
(B) Acidity in water
(C) Chlorides in water
(D) All of these
Correct Answer : A
8.For a bar of diameter ‘d’ the anchor age value of hook is:
(A) 8d
(B) 10d
(C) 16d
(D) 20d
Correct Answer : C
9.The ability of a material to absorb a large amount of energy is:
(A) Elasticity
(B) Ductility
(C) Hardness
(D) Toughness
Correct Answer : D
10.The unit in which both sedimentation and digestion process of sludge takes place simultaneously is:
(A) Digestion tank
(B) Skimming tank
(C) Imhoff tank
(D) Detritus tank
Correct Answer : C
11.In the theory of plastic bending of beams,the ratio of plastic moment to yield moment is:
(A) Shape factor
(B) Plastic section modulus
(C) Bulk modulus
(D) Shear modulus
Correct Answer : A
12.Camber on highway pavement is provided to take care of:
(A) Centrifugal force
(B) Drainage
(C) Sight distance
(D) Off tracking
Correct Answer : B
13.Fine aggregate confirming of which zone is not recommended for making reinforced concreate:
(A) Zone I
(B) Zone II
(C) Zone III
(D) Zone IV
Correct Answer : D
14.The quantity of Gypsum added in cement varies from 2 to 3% will depend upon the quantity of:
(A) C3A in cement
(B) C4AF in cement
(C) C3S in cement
(D) C2S in cement
Correct Answer : A
15.Strain Energy per unit volume is called:
(A) Resilience
(B) Proof resilience
(C) Bulk resilience
(D) None of these
Correct Answer : D
16.Bond between steel and concrete ensures:
(A) Stress compatibility
(B) Strain compatibility
(C) Both (A) and(B)
(D) None of these
Correct Answer : B
17.Rapid curing cutback bitumen is produced by lending bitumen with:
(A) Benzene
(B) Kerosine
(C) Diesel
(D) Petrol
Correct Answer : A
18.The relationship between the length(I)and radius(r)of an ideal transition curve is given by:
(A) la r
(B) I a 1/r
(C) I a r2
(D) I a 1/r2
Correct Answer : D
19.The minimum dissolved oxygen content(ppm)in a river necessary for the survival of aquatic life is:
(A) 0
(B) 2
(C) 3
(D) 4
Correct Answer : D
20.Spire test is used for adjustment of:
(A) Line of sight
(B) Adjustment of altitude bubble
(C) Horizontal axis
(D) Vertical axis
Correct Answer : C
21.The ratio of shear stress to shear strain is constant within elastic limit is called
(A) Torsional rigidity
(B) Modulus of rigidity
(C) Young’s modulus
(D) Volumetric strain
Correct Answer : B
22.In trigonometric leveling,combined correction is:
(A) 0.0673 D2m
(B) 0.0112 D2m
(C) 0.0785 D2m
(D) None of these
Correct Answer : A
23.The increase in metacentric height:
(A) Increase stability
(B) Decrease stability
(C) Increase comfort for passengers
(D) All of these
Correct Answer : A
24.What is the angle between two plane mirrors of an optical square?
(A) 150
(B) 300
(C) 450
(D) 900
Correct Answer : C
25.Characteristic compressive strength of concrete is:
(A) The same as the average cylinder strength
(B) The same as the average cube strength
(C) Lower than the average cylinder strength
(D) Higher than the average cube strength
Correct Answer : B
26.Distances are measured with instruments that rely on propagation,reflection and subsequent reception of either radio,visible light or infra red waves by:
(A) Geodimeter
(B) Telluro meter
(C) Distomat
(D) All of these
Correct Answer : D
27.Coagulation-flocculation with alum is performed:
(A) Before screening
(B) After rapid sand  filtration
(C) Before rapid sand filtration
(D) Immediately before chlorination
Correct Answer : C
28.Three-point problem can be solved by:
(A) Graphical method
(B) Tracing paper method
(C) Trial and error method
(D) All of these
Correct Answer : D
29.The mass production of railway sleepers can be done with:
(A) Hoyer system
(B) Magnel system
(C) Gifford udall system
(D) None of these
Correct Answer : A
30.A pre-stressed concrete beam is loaded with two point loads.The profile of cable is laid based on the load balancing concept,the shape of profile is:
(A) Paraboli
(B) Triangular
(C) Trapezoidal
(D) None of these
Correct Answer : C
31.For a station to be free of local attraction:
(A) Fore and back bearings of the line should be exactly same
(B) Fore and back bearings of line should differ by exactly 1800
(C) Fore and back bearings of line should be measured accurately
(D) None of these
Correct Answer : B
32.Closed contours with higher  value inside represent a:
(A) Hill
(B) Valley
(C) Plain surface
(D) None of these
Correct Answer : A
33.Consistency index for a clayey soil is[Liquid limit=LL,Plastic limit=PL,Plasticity index=PI and natural water content=WJ:
(A) LL-PL
(B) (W-PL)/PI
(C) (LL-W)/PI
(D) All of these
Correct Answer : C
34.In a cantilever beam,if the length is doubled while keeping the cross section and the concentrated load acting at the free end is same,the deflection at the free end will increase by:
(A) 2 times
(B) 4 times
(C) 6 times
(D) 8 times
Correct Answer : D
35.In  leveling height of instrument is:
(A) Height of leveling staff
(B) Elevation of plane of collimation
(C) Height of Tripod
(D) Sum of reduced level of BM and foresight
Correct Answer : B
36.Roof truss is provided when the span is:
(A) Less than 4 m
(B) More than 5 m
(C) Between 4 m and 5m
(D) All of these
Correct Answer : B
37.A 10 cm theodolite means that:
(A) Diameter of the graduated circle of its lower plate is 10 cm
(B) Length of its telescope is 10 cm
(C) Height of the telescope is 10 cm
(D) Diameter of the graduated circle of its vertical circle is 10 cm
Correct Answer : A
38.A column of length L,one end fixed,at other end lateral displacement and partial rotation.The effective length of column is:
(A) 0.5 L
(B) 0.7 L
(C) L
(D) 1.5 L
Correct Answer : D
39.The expected life of cement concrete floor is taken as:
(A) 10 years
(B) 25 years
(C) 50 years
(D) 100 years
Correct Answer : A
40.The boundaries between the pavement and shoulder or foot paths are called:
(A) Kerbs
(B) Burrow pit
(C) Berms
(D) None
Correct Answer : A
41.Vertical windows built on sloping sides of a pitched roof:
(A) Corner window
(B) Bay window
(C) Dormer window
(D) Glazed window
Correct Answer : C
42.If 20 m arc length is the basis for the degree of curve then radius of curve is:
(A) 573/D metres
(B) 1146/D metres
(C) 1600/D metres
(D) 5730/D metres
Correct Answer : B
43.A pin jointed plane frame with’n’ number of member and ‘j’number of joints will be stable:
(A) n=2j-3
(B) n>2j-3
(C) n<2j-3
(D) None of these
Correct Answer : A
44.The permissible shear stress in concrete for beams without shear reinforcement depends upon:
(A) Grade of concrete
(B) Percentage of tension reinforcement
(C) Both(A)and (B)
(D) None
Correct Answer : C
45.The minimum grade of concrete used for post-tensioning system is:
(A) M20
(B) M30
(C) M40
(D) M60
Correct Answer : B
46.A thin cylindrical vessel of internal diameter’d’ and thickness ‘t’ subjected to fluid pressure’p’ longitudinal stress is:
(A) pd/2t
(B) pd/t
(C) pd/4t
(D) pd/8t
Correct Answer : C
47.Reciprocal leveling eliminates the effect of:
(A) Errors due to curvature of earth
(B) Errors due to atmospheric refraction
(C) Errors due to line of collimation
(D) All of these
Correct Answer : D
48.Pile caps are used on a group of piles to:
(A) Increase the load bearing of each pile
(B) Protect the piles from lateral displacement
(C) Protect in case of offshore structure
(D) Spread the vertical and horizontal loads to all the piles
Correct Answer : D
49.According to IS 456-2000,maximum compressive stress in concrete for design purpose is taken as:
(A) 0.380 fck
(B) 0.416 fck
(C) 0.446 fck
(D) 0.670 fck
Correct Answer : C
50.The relative density of a soil having maximum dry density rd(max)=2 minimum dry density 1.2 and normal density is 1.6:
(A) 75%
(B) 62.5%
(C) 66.67%
(D) 50%
Correct Answer : B
51.If the uniformity coefficient Cu=9 and coefficient of curvature Cc=1 for a soil then D30/D10 for the soil is:
(A) 1
(B) 2
(C) 3
(D) 4
Correct Answer : C
52.The whole circle bearings of line AB and BC and 60015’ and 150030’.What is the included angle ABC between the lines AB and BC:
(A) 90015’
(B) 210045’
(C) 149015’
(D) 89045’
Correct Answer : D
53.The distance from two point on a photographic point to the principal line are 68.24 mm to left and 58.48 mm to the right.The angle between the two points measured with a transit  theodolite is 44030’.Focal length of the lens is equal to:
(A) 150 mm
(B) 154.7 mm
(C) 160 mm
(D) 180 mm
Correct Answer : B
54.It is proposed to put in a circular curve of 20 chains radius with transition curves 3 chains long at each en(D) The total deflection angle of the combined curve is 40030’.The total tangent length in chains is:
(A) 8.882
(B) 10.98
(C) 15
(D) 18.50
Correct Answer : A
55.Which of the following figure are equal to one acre?
(A) 43560 sq.ft
(B) 40 Gunthas
(C) 10 sq.Gunter’s chain
(D) All of these
Correct Answer : C
56.A cylindrical shell is 3 m long and 1000 mm internal diameter and 15 mm thickness is subjected to an internal pressure of 1.5 N/mm2.The maximum shear stress developed in N/mm2is:
(A) 12.5
(B) 15.5
(C) 16
(D) 18.3
Correct Answer : A
57.Slenderness ratio of a 5 m long column fixed at both ends and having a circular cross section with dia 10 cm is:
(A) 100
(B) 125
(C) 150
(D) 200
Correct Answer : A
58.The shape factor of rectangular section:
(A) 1
(B) 1.5
(C) 2
(D) 2.5
Correct Answer : B
59.Negative float can occur in case of:
(A) Normal activity
(B) Critical activity
(C) Sub-critical activity
(D) Super critical activity
Correct Answer : D
60.Sea water has a total dissolved solids concentration of about:
(A) 360 mg/litre
(B) 3,600 mg/litre
(C) 36,000 mg/litre
(D) 3,60,000 mg/litre
Correct Answer : C
61.Maximum value of strain hardening modulus occurs:
(A) At the beginning of strain hardening curve
(B) During first half of strain-hardening curve
(C) During second half of strain hardening curve
(D) At the end of strain hardening curve
Correct Answer : B
62.A 30 m metric chain is found to be 10 cm too short throughout a measurement.If the distance measured is recorded as 300m.What is the actual distance?
(A) 300.1 m
(B) 299 m
(C) 301 m
(D) 304 m
Correct Answer : B
63.The unknown multiplies or independent constants used for finding most probable values of unknown are known as:
(A) Correlates
(B) Matching value
(C) Adjustment factors
(D) None of these
Correct Answer : A
64.The photographic coordinates of pt A is +8.48 mm and -16.38 mm.The focal length of the lens is 120.80 mm.Azimuth of the camera axis is 10053’.Azimuth of B is:
(A) 32040’
(B) 11053’
(C) 18048’
(D) 14053’
Correct Answer : D
65.The void ratio and specific gravity of a soil are 0.65 and 2.72 respectively.The degree of saturation in percent corresponding to water content of 20% is:
(A) 65.3
(B) 83.7
(C) 20.9
(D) 54.4
Correct Answer : B
66.Auxiliary theodolite station near an inaccessible main triangulation station:
(A) Change point
(B) Benchmark
(C) Satellite station
(D) None of these
Correct Answer : C
67.The maximum and minimum number of steps in a flight is equal to:
(A) 12 and 1
(B) 18 and 2
(C) 24 and 3
(D) 12 and 3
Correct Answer : D
68.What is the angle of intersection of a contour and a ridge line?
(A) 00
(B) 900
(C) 1800
(D) 2700
Correct Answer : B
69.If stiffness of a metal increases its ductility:
(A) Decreases
(B) Increases
(C) Remains same
(D) None of these
Correct Answer : A
70.Temporary hardness in water is caused by the presence of:
(A) Chlorides of Ca and Mg
(B) Nitrates of Ca and Mg
(C) Bicarbonates of Ca and Mg
(D) Sulphates of Ca and Mg
Correct Answer : C
71.A header bond is usually used for
(A) Half brick wall
(B) One brick wall
(C) One and a half brick wall
(D) Two brick wall
Correct Answer : B
72.Endurance limit of a metal is determined by:
(A) Hardness test
(B) Torsion test
(C) Impact test
(D) Fatigue test
Correct Answer : D
73.An instrument is used to measure distance,horizontal angle and vertical angle:
(A) Theodolite
(B) Distomat
(C) Total station
(D) Tacheometer
Correct Answer : C
74.For steel grade fy=415 N/mm2 the value of xu max/d is:
(A) 0.48
(B) 0.46
(C) 0.43
(D) 0.53
Correct Answer : A
75.A depression formed in a surface layer longitudinal to the road by the wheels of travelling vehicles is called:
(A) Depression
(B) Blow hole
(C) Pothole
(D) Rut
Correct Answer : D
76.Two and a half brick thickness of wall is roughly equal to:
(A) 10 cm
(B) 20 cm
(C) 40 cm
(D) 50 cm
Correct Answer : D
77.In this process the soil particles are forced to move closer together by pounding action:
(A) Rolling
(B) Ramming
(C) Kneading
(D) Vibrations
Correct Answer : B
78.White cement contains the following ingredient in least amount?
(A) Lime
(B) Silica
(C) Iron oxide
(D) None of these
Correct Answer : C
79.Brick should have a minimum compressive strength of:
(A) 5.5 N/mm2
(B) 8 N/mm2
(C) 10 N/mm2
(D) 12.5 N/mm2
Correct Answer : C
80.According to limit state of collapse values of partial safety factor for steel and concrete are
(A) 1 and 1
(B) 1 and 1.2
(C) 1 and 2
(D) 1.15 and 1.5
Correct Answer : D
81.The author of the novel ‘Agnisakshi’:
(A) V.T.Bhattathiripad
(B) Lalithambika Antharjanam
(C) Arya Pallam
(D) Lalitha Prabhu
Correct Answer : B
82.Who established Ananda Mahasabha:
(A) Brahmananda Sivayogi
(B) Vagbhadananda
(C) Swami Agamananda
(D) Swami Ananda Theerthan
Correct Answer : A
83.KP.Keshavan Menon is the founder of which popular news paper in Kerala:
(A) Deshabhimani
(B) Kerala Kaumudi
(C) Madhyamam
(D) Mathrubhumi
Correct Answer : D
84.Which among the following award was not received by Vaikom Muhammed Basheer?
(A) Vallathol Award
(B) Padmashri Award
(C) Jnanpith Award
(D) Muttathu Varkey Award
Correct Answer : C
85.Which among the following  is not the work of S.K.Pottekkad?
(A) Oru Deshathinte Katha
(B) Kayar
(C) Naadan Premam
(D) Oru Theruvinte Katha
Correct Answer : B
86.From which country India borrowed the concept of preamble of Indian Constitution:
(A) Germany
(B) U.S.A
(C) Canada
(D) Spain
Correct Answer : B
87.’Right to Education Act’included,in which article:
(A) Article 22
(B) Article 23
(C) Article 51(A)
(D) Article 21(A)
Correct Answer : D
88.In which year Dr.(A) P.J.Abdul Kalam received Bharat Ratna:
(A) 1981
(B) 1990
(C) 1997
(D) 1998
Correct Answer : C
89.Who was the Indian shuttler to win silver medal in 2015 World Badminton Championship?
(A) Saina Nehwal
(B) P.V.Sindhu
(C) Jwala Gutta
(D) Kidembi Srikanth
Correct Answer : A
90.The programme aims to provided housing for the rural poor in India:
(A) Samagra Awaas Yojana
(B) Bharat Nirman
(C) Indira Awaas Yojana
(D) Antyodaya Anna Yojana
Correct Answer : C
91.In which year university of Travancore established?
(A) 1937
(B) 1875
(C) 1930
(D) 1957
Correct Answer : A
92.Who prepared the first authentic book in Malayalam Grammar?
(A) Rev.Mead
(B) Herman Gundert
(C) Dawson
(D) Twinkle Tab
Correct Answer : B
93.The scheme aims at opening a zero balance bank account for every  Indian family:
(A) Samagra Awaas Yojana
(B) Valmiki Ambedkar Awass Yojana
(C) Sampoorna Grameen Rozgar Yojana
(D) Jan Dhan Yojana
Correct Answer : D
94.Who founded the organization vaala samudaya parishkarani sabha?
(A) Pandit K.P.Karuppan
(B) Ayya Vaikundar
(C) Kumara Guru
(D) Sahodaran Ayyappan
Correct Answer : A
95.Which among the following was the organization of vaikunta swami?
(A) Prathyaksha Raksha Daiva
(B) Samatva Samajan
(C) Yogakshema Sabha
(D) SNDP Yogam
Correct Answer : B
96.Kuttamkulam Sathyagraha associated with which temple:
(A) Guruvayur temple
(B) Chottanikara temple
(C) Koodalmanikyam temple
(D) Vaikom Temple
Correct Answer : C
97.The protest against the policy of appointing outsiders to Travancore service known as:
(A) Paliyam Satyagraha
(B) Abstention Movement
(C) Ezhava Memorial
(D) Malayali Memorial
Correct Answer : D
98.The news paper started by Vakkom Maulavi in 1905:
(A) Al-Ameen
(B) Prabhatham
(C) Kesari
(D) Swadeshabhimani
Correct Answer : D
99.The father of the library movement in Kerala:
(A) KM Panikkar
(B) P.Kesavadev
(C) P.N.Panicker
(D) P.(C) Kuttikrishnan
Correct Answer : C
100.The first woman in India to became a high court judge:
(A) Annachandy
(B) Fathima Beevi
(C) Akkama Cheriyan
(D) Sujatha Manohar
Correct Answer : A

Kerala PSC Vocational Teacher Solved Paper - Exam Held on 10 -11-2016

1.Which of the following type of layout is suitable for automobile manufacturer?

(A) Process layout

(B) Product layout

(C) Fixed position layout

(D) Combination layout

Correct Answer : B



2.A water supply pipeline changes its alignment through a bend when the flow in the pipeline is increased by operating a valve.The flow in the bend is classified as:

(A) Steady uniform flow

(B) Unsteady uniform flow

(C) Unsteady, non-uniform flow

(D) Steady, non-uniform flow

Correct Answer: C

3.The factor to be cosidered in design of hydrodynamic journal bearing is

(A) Specific pressure

(B) Rubbing speed

(C) Viscosity of lubricant

(D) All of the above

Correct Answer : D

4.How many slip systems are present in an HCP crystal structure?

(A) 3

(B) 6

(C) 12

(D) None of these

Correct Answer : A

5.Which stainless steel is used in cryogenic vessels?

(A) Ferritic

(B) Austenitic

(C) Martensitic

(D) None of the above

Correct Answer : B

6.If the first and last gears are on the same axis, then the type of gear train is known as:

(A) Compound gear train

(B) Epicyclic gear train

(C) Reverted gear train

(D) Unlaxial gear train

Correct Answer : C

7.The main advantage of the line organisation is:

(A) Quick decision at all the levels

(B) Defined responsibilities at all the levels

(C) Effective control

(D) All of the above

Correct Answer : D

8.A public Limited Company can be started by:

(A) Not less than 7 persons

(B) Not less than 3 persons

(C) Not less than 2 persons

(D) None of the above

Correct Answer : A

9.Which component is also called wrist pin?

(A) King pin

(B) Piston pin

(C) Shackle pin

(D) Cotter pin

Correct Answer : B

10.The term ‘valve lash’in case of overhead valve engine refers to:

(A) Valve noise when it hits the seat

(B) Clearance between valve up and valve actuating component

(C) Clearance between valve face and seat

(D) Valve noise when it hits the rocker tip

Correct Answer : B

11.When the stroke is more than the bore in a piston engine,it is called:

(A) Over-square engine

(B) Boxer engine

(C) Under-square engine

(D) None of the above

Correct Answer : C

12.The material on the pisitive plate of a fully charged lead acid battery is:

(A) Lead peroxide seen as chocolate brown colour

(B) Spongy lead seen as grey colour

(C) Lead peroxide seen as grey in colour

(D) Spongy lead seen as chocolate brown in colour

Correct Answer : A

13.The necessity of a radiator cap is to:

(A) Increase the boiling point of the coolant

(B) Relieving the system pressure when required

(C) Relieving the system vacuum when required

(D) All of the above

Correct Answer : D

14.The working principle of a conventional automobiles clutch is:

(A) Pascal’s law

(B) Bernoulli’s principle

(C) Friction

(D) Hydraulic pressure

Correct Answer : C

15.The component which gives out the heat into atmosphere in a conventional car A/C system is:

(A) Evaporator

(B) Compressor

(C) Condenser

(D) None of the above

Correct Answer : C

16.In Hotchkiss drive for a conventional heavy vehicle,the driving thrust is taken by

(A) Propeller shaft

(B) Shock absorber

(C) Leaf spring

(D) All of the above

Correct Answer : C

17.In a torque converter system,the engine flywheel is directly connected to:

(A) Impeller

(B) Stator

(C) Turbine

(D) Vane pump

Correct Answer : A

18.In the case of poppet valves,valve guide makes contact with:

(A) Valve head

(B) Valve face

(C) Valve stem

(D) Valve margin

Correct Answer : C

19.The movement of a vehicle with respect to its transverse axis is called:

(A) Rolling

(B) Pitching

(C) Yawing

(D) None of the above

Correct Answer : B

20.In full floating type axle arrangement,the axle casing has to take up:

(A) Driving torque

(B) Vehicle load

(C) All of the above

(D) None of the above

Correct Answer : B

21.Without considering the number of cylinders,which engine will have the least crank shaft length:

(A) Inline engine

(B) V engine

(C) W engine

(D) Radial engine

Correct Answer : D

22.In a Wankel engine,the four processes viz,suction,compression,power and exhaust happens within:

(A) 1/3 rotation

(B) 1/2 rotation

(C) 2 rotations

(D) 1 rotation

Correct Answer : D

23.EGR system helps mainly in reducing which pollutant?

(A) Co2

(B) CO

(C) HC

(D) Nox

Correct Answer : D

24.In a 4 stroke engine,if the crank shaft gear has 30 teeth,then the camshaft gear will have:

(A) 15 teeth

(B) 60 teeth

(C) 120 teeth

(D) None of the above

Correct Answer : B

25.In a conventional distributor less ignition system equipped on a six cylinder engine,the minimum number of ignition coils will be:

(A) 6

(B) 2

(C) 3

(D) None of the above

Correct Answer : C

26.In a conventional ignition system,the condenser is located:

(A) Inside the distributor cap

(B) On the distributor shaft

(C) On the ignition coil

(D) None of the above

Correct Answer : A

27.Double declutching is required during:

(A) Up-shifting

(B) Down-shifting

(C) Shifting to neutral

(D) Shifting to reverse

Correct Answer : B

28.In a normal head lamp,theoretically the reflector should have the shape:

(A) Elliptical curve

(B) Parabolic curve

(C) Hyperbolic curve

(D) Hemispheric curve

Correct Answer : B

29.Automotive alternator housing is made up of:

(A) Cast-iron

(B) Pressed steel

(C) Aluminium

(D) None of the above

Correct Answer : C

30.When the clutch free pedal play is excessively increased then:

(A) Gear engagement becomes smooth

(B) Gear engagement becomes hard

(C) Clutch life increases

(D) Both A and C

Correct Answer : B

31.The effect of centrifugal force is more prominent in the working of:

(A) Coil spring clutch

(B) Diaphragm spring clutch

(C) Both coil spring and diaphragm spring clutch equally

(D) Neither coil spring nor diaphragm

Correct Answer : A

32.During stall period in a torque converter

(A) Maximum torque multiplication occurs

(B) Turbine is stationary and impeller is rotating at engine speed

(C) Maximum slip occurs

(D) All of the above

Correct Answer : D

33.In which type of differential gears,the pinion shaft axis lies below the crown wheel axis?

(A) Straight bevel gear arrangement

(B) Spiral bevel gear arrangement

(C) Hypoid gear arrangement

(D) All of the above

Correct Answer : C

34.In a normal differential,the ends of the cross or spider will be held in the:

(A) Sun gear

(B) Pinion gear

(C) Crown gear

(D) Star gear

Correct Answer : D

35.The component which connects the leaf spring set to the axle casing is:

(A) Centre bolt

(B) Shackle

(C) U bolt

(D) Leaf clamp

Correct Answer : C

36.The helper spring comes into action when:

(A) The load on the main leaf set is more

(B) The deflection of the main leaf set is more

(C) Both A and B

(D) None of the above

Correct Answer : C

37.The ultimate energy conversion happening in a hydraulic shock absorber is:

(A) Vertical force into hydraulic energy

(B) Vertical force into heat energy

(C) Vertical force into pressure energy

(D) None of the above

Correct Answer : B

38.In a propeller shaft if the length of the shaft is decreased by half,then the:

(A) Critical whirling speed is increased by four times

(B) Critical whirling speed is decreased by four times

(C) Critical whirling speed is increased twice

(D) Critical whirling speed is decreased to half

Correct Answer : A

39.Which type of front suspension gives maximum space for engine installation?

(A) Wishbone suspension system

(B) Mac Pherson strut suspension system

(C) Trailing link suspension system

(D) Vertical guide suspension

Correct Answer : B

40.The ride quality of a vehicle will be maximum when:

(A) The sprung weight is maximum

(B) The sprung weight is minimum

(C) The upsprung weight is maximum

(D) Both A and C

Correct Answer : A

41.The front stabilizer rod is used to reduce the tendency of a vehicle to:

(A) Roll

(B) Pitch

(C) Yaw

(D) Bounce

Correct Answer : A

42.In Ackermann steering system,perfect steering condition is attained only during

(A) 2 positions of steering

(B) 3 positions of steering

(C) .Straight ahead position only

(D) All the steering positions

Correct Answer : B

43.In a normal steering linkages used in a rigid axle suspension vehicle,the component between the cross shaft and the drag link is:

(A) Tie rod

(B) Track rod

(C) Pitman arm

(D) Steering arm

Correct Answer : C

44.The metal used as balancing weights in wheel balancing is:

(A) Copper

(B) Steel

(C) Lead

(D) Brass

Correct Answer : C

45.In a spoke wheel,while handling the braking torque,the spokes are subjected to:

(A) Tension

(B) Compression

(C) Bending stress

(D) Shearing

Correct Answer : A

46.In a conventional hydraulic actuated drum brake,if it is twin leading type,minimum number of wheel cylinders required are:

(A) One

(B) Two

(C) ,Four

(D) Wheel cylinder not required

Correct Answer : B

47.In an air brake system,the valve that the driver can actuate is:

(A) Dual brake valve

(B) Unloader valve

(C) System protection valve

(D) Non return valve

Correct Answer : A

48.The component which restricts the flow of current from battery to generator is:

(A) Regulator diodes

(B) Voltage regulator

(C) Current regulator

(D) Cut-out relay

Correct Answer : D

49.The city of Varanasi is situated on the banks of river.

(A) Sutlej

(B) Yamuna

(C) Ganga

(D) Godawari

Correct Answer : C

50.Sasthamkotta lake is the only major fresh water lake in Kerala belong to which district?

(A) Thiruvanathapuram

(B) Kollam

(C) Alappuzha

(D) Ernakulam

Correct Answer : B

51.In which year Prime Ministers Gramodaya Yojana(PMGY)started?

(A) 2000

(B) 2001

(C) 2004

(D) 2005

Correct Answer : A

52.Who is known as the father of Indian Politics and Economics?

(A) P.(C) Mahalanobis

(B) M.Visveswarayya

(C) Adam Smith

(D) Dadabhai Naoroji

Correct Answer : D

53.Who is the present chairman of NITI Aayog?

(A) Prime Minister Narendra Modi

(B) Aravind Panagaria

(C) Montek Singh Aluvalia

(D) Anurag Thakkur

Correct Answer : A

54.THe fourth visit of  Mahatma Gandhi in Kerala is connected with:

(A) Vaikom Satyagraha

(B) Khilafat Movement

(C) Upliftment of the Harijans

(D) Temple entry proclamation

Correct Answer : C

55.Who was the founder of Secret Society Anusilan Samithi’?

(A) Barindra Kumar Gosh

(B) Aurobindo Gosh

(C) Subhash Chandra Bose

(D) Rashbihari Gosh

Correct Answer : A

56.When did Balgangadhar Tilak declared ‘Swaraj is my birth right and I will have it’?

(A) 1905

(B) 1907

(C) 1914

(D) 1916

Correct Answer : D

57.Where is the headquarters of Coconut Development Board?

(A) Koxhi

(B) Kochi

(C) Thiruvanathapuram

(D) Thrissur

Correct Answer : B

58.The Anamudi Peak is  in the High Range of:

(A) Malappuram district

(B) Kollam district

(C) Idukki district

(D) Wayanad district

Correct Answer : C

59.The first to perform mirror consecration in South Indi(A)

(A) Sree Narayana Guru

(B) Vaikunda Swamikal

(C) Sahodaran Ayyappan

(D) Chattampi Swamikal

Correct Answer : B

60.Who was the founder of the Sidhasramam at Alathur in Palakkad district?

(A) Brahmananda Sivayogi

(B) Vagbhatananda

(C) Pandit Karuppan

(D) Chattampi Swamikal

Correct Answer : A

61.Where was Ayya Vaikunda Swamikal born in 1809?

(A) Kottayam

(B) Swamithoppil

(C) Kannanmula

(D) Alathur

Correct Answer : B

62.In which year Kuriakose Elias Chavara Achan declared as blessed one?

(A) 2010 December

(B) 2011 January

(C) 2013 January

(D) 2014 November

Correct Answer : D

63.Who is known as Lincoln of Kerala?

(A) Kuriakose Elias Chavara

(B) K.P.Karuppan

(C) Poikayil Yohannan

(D) Dr.Palpu

Correct Answer : B

64.Who is the president of World Bank?

(A) Kim jong

(B) Shinzo Abe

(C) Jim Yong Kim

(D) Mong Palatino

Correct Answer : C

65.Who is the director of Malayalam film Kathakali?

(A) Vijaibabu

(B) R.S.Vimal

(C) Basil Joseph

(D) Saijo Kannanaikkal

Correct Answer : D

66.Ace Against odd is the autobiography of:

(A) Saina Nehwal

(B) P.V.Sindu

(C) Sania Mirza

(D) Martina Hingis

Correct Answer : C

67.Who is the Vie Chairman of State Planning Board?

(A) Dr.V.K.Ramachandran

(B) Dr.R.Ramesh

(C) Dr.(B) Iqbal

(D) Aravind Panganda

Correct Answer : A

68.Andy Murray,winner of Wimbledon title for Men’s single 2016,belongs to which country?

(A) USA

(B) France

(C) Spain

(D) Britain

Correct Answer : D

69.Joule-Thomson coefficient for an ideal gas having equation Pv=RT is:

(A) Unity

(B) Infinite

(C) 0.5

(D) Zero

Correct Answer : D

70.Cycle consisting of two isothermal and two isobaric processes is:

(A) Ericsson

(B) Joule

(C) Stirling

(D) Otto

Correct Answer : A

71.Axial thrust will be negligible in case of:

(A) Helical gears

(B) Spiral gears

(C) Herringbone gears

(D) Bevel gears

Correct Answer : C

72.Coarse grained steels:

(A) Are very tough

(B) Are less tough

(C) Do not have a tendency to distort

(D) Are lighter

Correct Answer : B

73.A critical path has:

(A) Zero slack

(B) Minimum slack

(C) Maximum slack

(D) Infinite slack

Correct Answer : A

74.Energy loss due to friction in laminar flow can be calculated either using Darcy’s equation or Hagen-Poiseuille equation where friction factor is:

(A) 32/Re

(B) 64/Re

(C) 16/Re

(D) None of these

Correct Answer : B

75.The shaft vibrations at nodes are:

(A) Maximum

(B) Zero

(C) Minimum

(D) Unpredictable

Correct Answer : B

76.In metals subjected to cold working,strain hardening effect is due to:

(A) Twinning mechanism

(B) Fracture mechanism

(C) Dislocation mechanism

(D) None of the above

Correct Answer : C

77.Scheduling is:

(A) Alloting a job to a operator

(B) Alloting a job to a machine

(C) Fixing the time of completion of a job

(D) Detailing the sequence of operation job wise and machine wise

Correct Answer : D

78.The impeller used in mud pumps is:

(A) Open type

(B) Semi open type

(C) Shrouded on one side only

(D) Shrouded on both sides

Correct Answer : A

79.A mechanism forms a structure when the degrees of freedom is equal to:

(A) 2

(B) 1

(C) 0

(D) -1

Correct Answer : C

80.Which of the following defect can occur due to improper design of a gating system?

(A) Shrinkage

(B) Porosity

(C) Mould erosion

(D) Any of the above

Correct Answer : D

81.PERT is mainly useful for:

(A) Large projects

(B) Large and complex projects

(C) Research and development projects

(D) Any small or large projects

Correct Answer : C

82.Zeroth law of thermodynamics defines.

(A) Internal energy

(B) Enthalpy

(C) Temperature

(D) Pressure

Correct Answer : C

83.In a vibrating system the damping factor is unity,then:

(A) The system will have no vibration

(B) The system will be highly damped

(C) They system will be critically damped

(D) The system will be under damped

Correct Answer : C

84.In EDM,the number of discharges per minute may be as high as:

(A) 3000

(B) 6000

(C) 60,000

(D) 600,000

Correct Answer : D

85.Work sampling is used to find:

(A) Percentage occurence of certain activity

(B) Rating of a job

(C) Pre-determined motion time data

(D) Standard time for a repetitive operation

Correct Answer : A

86.If the diameter of a centrifugal pump impeller is doubled keeping the discharge and speed constant,then the head needs to be reduced by:

(A) 16 times

(B) 4 times

(C) 2 times

(D) 8 times

Correct Answer : A

87.A parabolic cam is so named because its:

(A) Profile is parabolic

(B) Follower displacement vs time plot is parabolic

(C) Follower velocity vs time plot is parabolic

(D) Follower accelaration vs time plot is parabolic

Correct Answer : B

88.The tool may fail suddenly because of:

(A) Crater wear

(B) Flank wear

(C) Both carter and flank wear

(D) Spailing

Correct Answer : D

89.Break-even analysis is a:

(A) Short term analysis

(B) Long term analysis

(C) Average of short and long term analysis

(D) None of the above

Correct Answer : A

90.A double-slider four-bar mechanism consisting of two turning pairs and two sliding pairs,will have a degree of freedom equal to:

(A) 1

(B) 2

(C) 3

(D) 4

Correct Answer : C

91.A ship is seen to enter sea from a river.Its depth of submergence will:

(A) Increase

(B) Decrease

(C) Remains same

(D) Depend on the material of the ship

Correct Answer : B

92.Position feedback device on NC machine is:

(A) Shaft encoder

(B) Linear scales

(C) Inductosyns

(D) Any of the above

Correct Answer : D

93.If the unit ordering cost is doubled,then the EOQ will:

(A) Be halved

(B) Be doubled

(C) Increase by 1,414 times

(D) Decrease by 1,414 times

Correct Answer : C

94.The rivet head used for structural work such as roof trusses is usually:

(A) Pan head

(B) Snap head

(C) Conical head

(D) Counter snuk head

Correct Answer : B

95.Bernoulli’s equation is applicable between any two points in:

(A) Rotational flow of an incompressible fluid

(B) Irrotational flow of compressible or incompressible fluid

(C) Steady rotational flow of an incompressible fluid

(D) Steady,irrotational flow of an incompressible fluid

Correct Answer : D

96.The standard input file format for 3-D printing using Fused Deposition Method is:

(A) .stl

(B) .igs

(C) .pdf

(D) .stp

Correct Answer : A

97.Which of the following material is difficult to be spot welded?

(A) Stainless steel

(B) Copper

(C) Coid rolled mild steel

(D) Hot rolled mild steel

Correct Answer : B

98.Which of the following is a technique for forecasting?

(A) Exponential smoothing

(B) Gantt chart technique

(C) PERT/CPM

(D) Control charts

Correct Answer : A

99.A control volume refers to:

(A) A specified mass

(B) A fixed region in space

(C) An isolated system

(D) A reversible process

Correct Answer : B

100.Which process does not increase the fatigue strength?

(A) Cold working

(B) Shot peening

(C) Grinding and lapping

(D) Hot working

Correct Answer : D