Training Instructor MMV Scheduled Castes Development Department 572/2017 answer Key

7/02/2019
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Post: Training Instructor MMV
Department: Scheduled Castes Development Department
Category Code: 572/17
Date of Test: 22-05-2019


If you find mistakes, comment below

  1. Name the engine component that 'carries' the engine over its non-working strokes
    • Piston
    • Crank shaft
    • Flywheel
    • Connecting rod

  2. The purpose of piston ring is to control
    • combustion pressure
    • oil consumption
    • cylinder wall lubrication
    • all of these

  3. On the rear end of the crank shaft we mount
    • timing gear
    • flywheel
    • counter weight
    • fan pulley

  4. The engine valves are closed by
    • cam shaft
    • crank shaft
    • timing gear
    • valve spring

  5. Cam shaft of an engine is always mounted
    • perpendicular to the crank shaft
    • parallel to the crank shaft
    • inclined to the crank shaft
    • any one of these

  6. Air-fuel ratio changes according to the operating conditions like
    • speed
    • load
    • speed and load
    • speed, load and temperature

  7. Lean air-fuel mixture is required for
    • starting
    • idling
    • acceleration
    • cruising

  8. The centrifugal advance mechanism provide ignition advance proportional to
    • engine load
    • engine speed
    • both engine load and engine speed
    • none of these

  9. Contact breaker points are generally made of
    • steel
    • copper
    • tungsten
    • vanadium

  10. In diesel engine combustion takes place at
    • constant pressure
    • constant volume
    • constant temperature
    • none of these

  11. Why a drain plug is provided in the fuel tank
    • remove sediments
    • drain fuel
    • both remove sediments and drain fuel
    • none of these

  12. The pressure plate of a clutch is mounted on the
    • fly wheel
    • friction plate
    • crank shaft
    • clutch cover

  13. When clutch is engaged the spring pressure clamps the friction plate between pressure plate and
    • flywheel
    • clutch cover
    • reaction plate
    • none of these

  14. The purpose of 'double declutching' when changing down is to
    • slow down the lay shaft
    • speed up the lay shaft
    • slow down main shaft
    • speed up the main shaft

  15. Speedometer is driven by the gearbox shaft called
    • primary shaft
    • lay shaft
    • counter shaft
    • main shaft

  16. In the differential, the crown wheel is attached to the
    • propeller shaft
    • bevel gear
    • bevel pinion
    • differential cage

  17. Hypoid gear require special lubricant because
    • tooth is made of soft material
    • tooth is made of hard material
    • such gear rotates faster
    • sliding action is there between teeth

  18. Which of the following would enable the calculation of final drive gear ratio?
    • crown wheel teeth and pinion gear teeth
    • crown wheel teeth and star gear teeth
    • pinion wheel teeth and sun gear teeth
    • star wheel teeth and pinion gear teeth

  19. The type rear axle used on trucks
    • semi floating
    • fully floating
    • three-quarter floating
    • any one of these

  20. The vehicle ride will be comfortable if
    • up-sprung weight is kept minimum
    • sprung weight is kept minimum
    • vehicle weight is kept minimum
    • all of these

  21. Which of the following is a water tube boiler?
    • Cochran boiler
    • Locomotive boiler
    • Stirling boiler
    • None of these

  22. La-Mont boiler is a
    • Low pressure boiler
    • Fire tube boiler
    • High pressure boiler
    • None of these

  23. The rate of flow of steam in case of water tube boiler as compared to fire tube boiler is
    • Less
    • More
    • Same
    • None of these

  24. The mounting on the boiler which put off fire when the level of water in the boiler is below the limit is
    • Safety valve
    • Stop valve
    • Fusible Plug
    • Blow off cock

  25. A device used for raising the pressure of feed water in a boiler is
    • Economiser
    • Feed pump
    • Super heater
    • Air preheater

  26. Which of the following is a boiler accessory?
    • Safety valve
    • Stop valve
    • Fusible plug
    • Super heater

  27. Maximum heat loss in boiler occurs by
    • Flue gas
    • Moisture in fuel
    • Incomplete combustion
    • None of these

  28. Pumping loss in an IC engine is
    • Power spent in complete cycle
    • Frictional power
    • Power used in suction and exhaust stroke
    • None of these

  29. Thermal efficiency of 2-stroke engine compared to a 4-stroke engine is
    • More
    • Less
    • Equal
    • None of these

  30. The compression ratio of a diesel engine compared to petrol engine is
    • More
    • Less
    • Equal
    • None of these

  31. For the same compression ratio which is efficient
    • Petrol engine is efficient
    • Diesel engine is efficient
    • Both are equally efficient
    • Cannot compare

  32. Ignition Quality of petrol is measured by
    • Calorific value
    • Cetane number
    • Octane number
    • None of these

  33. Sedan and wagons are the classifications of vehicles based on
    • body shape
    • seating capacity
    • purpose
    • none of these

  34. Octane no. of iso-octane is
    • 60
    • 70
    • 80
    • 100

  35. The fuel which detonate easily is
    • n-Heptane
    • Iso-octane
    • Benzene
    • Alcohol

  36. The size of a lathe is specified by
    • Maximum distance between the centres
    • Length of bed
    • Height of the centre measured from lathe bed
    • All of these

  37. Which of the following method is used for taper turning in a lathe?
    • back gear method
    • all gear drive
    • form tool method
    • none of these

  38. The cutting tool in a milling machine is held in position
    • arbour
    • spindle
    • column
    • knee

  39. Which of the following metal has the least weldability
    • carbon steel
    • stainless steel
    • iron
    • cast iron

  40. Which of the following is an example of plastic welding?
    • arc welding
    • gas welding
    • fusion welding
    • forge welding

  41. Seam welding is
    • An arc welding process
    • Gas welding process
    • Continuous spot welding process
    • None

  42. In thermit welding, the aluminium and iron oxide are mixed in the proportion of
    • 1:3
    • 1:1
    • 1:2
    • 2:1

  43. The validity of registration of a private vehicle is
    • 1 year
    • 2 years
    • life time
    • 15 years

  44. Which one of the following is not a heat treatment process?
    • Parkerising
    • Cyaniding
    • Mar tempering
    • Nitriding

  45. Which one of the following is a natural abrasive?
    • Diamond
    • Silicon carbide
    • Boron carbide
    • Aluminium oxide

  46. Automotive starting motors are
    • Series wound
    • Shunt wound
    • Both Series wound and Shunt wound
    • None of these

  47. Gear reduction between the starting motor and the fly wheel is about
    • 5
    • 15
    • 25
    • 50

  48. Spark plug with white insulator tip indicates
    • Advanced ignition
    • Retarded ignition
    • Leaded fuel
    • Gas leak

  49. Ignition timing can be adjusted by an
    • Accurate clock
    • Stop watch
    • Stroboscopic light
    • Vacuum gauge

  50. The ratio of the distributor shaft and the crank shaft speed
    • 1
    • 1/4
    • 1/2
    • 2

  51. The contact breaker gap is mot accurately set by a
    • Feeler gauge
    • Dial gauge
    • Dwell meter
    • None

  52. A discharged lead acid battery has on its plate
    • Pb
    • PbO
    • PbSO4
    • PbSO2

  53. A maintenance-free battery
    • Has lead-antimony plate
    • Lead-calcium plate
    • No acid
    • No water

  54. In a DC generator the magnetic field is produced in the
    • Armature
    • Commutator
    • Starter
    • None of these

  55. What is VIN number stands for
    • Vehicle Index Number
    • Vehicle Identification Number
    • Vehicle Information Number
    • None

  56. Photo chemical smog is caused by the emission
    • NOx
    • CO2
    • CO3
    • SO2

  57. Blow-by gases are emitted from
    • Tail pipe
    • Crank case
    • Carburetor
    • Fuel tank

  58. The distance between the centres of the front wheel is called
    • Track
    • Wheel base
    • Axle width
    • None of these

  59. The minimum number of rings in a piston is
    • 1
    • 2
    • 3
    • 4

  60. Which of the following is the first motor vehicle act in India?
    • Burma Act
    • Madras Act
    • Bombay Act
    • Bengal Act

  61. Centre of gravity of a triangle lies at the point of inter section of
    • Medians
    • Diagonals
    • Bisector of angles
    • None of these

  62. The vehicle specially designed for persons with disability
    • Articulated vehicle
    • Omni vehicle
    • Motor cab
    • Invalid carriage

  63. Moment of inertia is also called
    • First moment of area
    • Second moment of area
    • Third moment of area
    • None

  64. A system of forces consists of a number of forces acting on a body
    • At the same time
    • In the same direction
    • One after the other in a given order
    • None of these

  65. Two forces each of 100 N act at a point at an angle 60° with each other. The resultant is
    • 100 N
    • 0 N
    • 200
    • 173 N

  66. The effect of a couple acting on a body is to
    • Keep the body in equilibrium
    • Rotate the body
    • Impart translator motion
    • None of these

  67. In which of the following the centroid lies out of the section
    • T section
    • Symmetrical I section
    • Unsymmetrical I section
    • Angle section

  68. Polar moment of inertia of a circular shaft of radius r is given by
    • Ï€r4/32
    • Ï€r4/64
    • Ï€r4/2
    • Ï€r4/16

  69. The purpose drawing the funicular polygon is to find
    • The magnitude of the resultant
    • Direction of the resultant
    • The point at which resultant Acts
    • All of these

  70. The phenomenon by which a material under tensile load continues to elongate slowly at a high temperature is known as
    • Fatigue
    • Resilience
    • Creep
    • Plasticity

  71. Internal resistance set up per unit area to resist deformation is known as
    • Creep
    • Resilience
    • Strain
    • Unit stress

  72. Poisson's ratio is defined as The ratio of
    • Shear stress to shear strain
    • Lateral stress to lateral strain
    • Lateral strain to longitudinal strain
    • Lateral strain to longitudinal stress

  73. Which of the following should be followed for fuel efficient driving habit?
    • steady driving
    • avoid frequent braking
    • speed range between 35-50 kmph
    • all of these

  74. A fluid flow is said to be laminar if the Reynolds number is less than
    • 2000
    • 1500
    • 2500
    • 4000

  75. Hydraulic mean depth (m) is given by
    • A/P
    • P/A
    • A × P
    • 1/AP
    Question error

  76. Surge tank in a pipe line is used to
    • reduce loss of head
    • make flow uniform
    • relieve the pressure due to water hammer
    • none of these

  77. If the head of a turbine is more than 300 m then the turbine used should be
    • Francis
    • Kaplan
    • Pelton
    • Propeller

  78. Mach number is defined as the ratio of
    • Inertia force to viscous force
    • Inertia force to gravity force
    • Elastic force to viscous force
    • Inertia force to surface tension force
    Question error

  79. Poise is the unit of
    • mass density
    • viscosity
    • kinematic viscosity
    • velocity gradient

  80. Bernoulli's theorem deals with the law of conservation of
    • momentum
    • energy
    • mass
    • none of these

  81. The Indian Constitution adopted the idea of amending the constitution from which country
    • France
    • Australia
    • South Africa
    • Britain

  82. When is the National Law Day?
    • January 26
    • November 26
    • July 22
    • January 24

  83. The Right to Information Act was passed by the Indian Parliament in
    • 12th October 2005
    • 26th November 2005
    • 22nd June 2005
    • 15th June 2005

  84. The 'Villuvandi Samaram' of 1893 was led by
    • Sahodaran Ayyappan
    • K.P. Karuppan
    • Dr Palpu
    • Ayyankali

  85. The first book published entirely in Malayalam in Kerala is
    • Samkshepa Vedartham
    • Malabar Manual
    • Kundalatha
    • Indulekha

  86. The Nadar women of Kerala got right to cover their breasts through which of the following agitation?
    • Villuvandi agitation
    • Kallumala agitation
    • Channar agitation
    • Abstention movement

  87. The first newspaper in Malayalam 'Rajya Samacharam' was published from
    • Thalassery
    • Kottayam
    • Kozhikode
    • Thiruvananthapuram

  88. Kerala Sangeetha Nataka Academy is located in
    • Ernakulam
    • Thrissur
    • Kannur
    • Tirur

  89. The 'Antharjana Samajam' was founded by
    • Parvathi Nenmenimangalam
    • Arya Pallam
    • Lalitha Prabhu
    • Lalithambika Antharjanam
    Question error

  90. "I installed my Shiva; not a Brahmin Shiva" whose revolutionary words are these?
    • Ayyankali
    • Thycaud Ayya Vaikundar
    • Vagbhatananda Gurukkal
    • Sree Narayana Guru

  91. Who led the first organised strike of agricultural labourers in Travancore?
    • C. Kesavan
    • Pandit K.P. Karuppan
    • Ayyankali
    • C.V. Kunjuraman

  92. Among the following literary works, which one is written by Sri Vagbhatananda Gurukkal?
    • Atmopadesasatakam
    • Atmavidya
    • Darsanamala
    • Vedadhikara Niroopanam

  93. Who among the following renaissance leaders exhorted 'Mattuvin Chattangale' (Change the rules)
    • Brahmananda Sivayogi
    • Chattampi Swamikal
    • Kumaranasan
    • Vaikunda Swamikal

  94. Vakkom Abdul Khadir Moulavi started the newspaper 'Swadeshabhimani' at
    • Anjuthengu
    • Thalassery
    • Chirayinkeezhu
    • Thiruvananthapuram

  95. Who is known as 'Kerala Maupassant'?
    • M.T. Vasudevan Nair
    • Thakazhi Sivasankara Pillai
    • Ulloor S. Parameswara Iyer
    • Changampuzha Krishan Pillai

  96. Which district of Kerala is known as 'Land of Looms and Lores'?
    • Kasaragod
    • Ernakulam
    • Kollam
    • Kannur

  97. What is the capital of Uttarakhand?
    • Dehradun
    • Ranchi
    • Raipur
    • Jaipur

  98. 'The Storting' is the Parliament of
    • Sweden
    • Norway
    • Denmark
    • Japan

  99. Which of the following country introduced the Environment tax from January 2018, to prevent pollution?
    • Japan
    • America
    • China
    • Australia

  100. The 'Statue of Unity' world's tallest statue is located in which district of Gujrat
    • Ahmedabad
    • Rajkot
    • Gandhinagar
    • Narmada

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