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As published by the Kerala Public Service Commission.

All 100 questions with answers

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  1. 1.
    Radiation and vibration are belongs to ?
    Show answer and explanation
    Answer: A —
    Physical hazards
    Radiation and vibration are classified as physical hazards in a workplace environment.
    Report a mistake
  2. 2.
    PPE stands for ?
    Show answer and explanation
    Answer: D —
    Personal Protective Equipment
    PPE stands for Personal Protective Equipment, used to protect workers from hazards.
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  3. 3.
    What is the point angle of Centre punch ?
    Show answer and explanation
    Answer: B —
    90°
    The point angle of a centre punch is typically 90° for marking hole centers.
    Report a mistake
  4. 4.
    Which tool is used to assemble piston into cylinder ?
    Show answer and explanation
    Answer: B —
    Piston ring compressor
    A piston ring compressor is used to compress piston rings while inserting the piston into the cylinder bore.
    Report a mistake
  5. 5.
    Which measuring tool is suitable for both Internal, External and Depth measurement ?
    Show answer and explanation
    Answer: D —
    Vernier caliper
    A vernier caliper can measure internal dimensions, external dimensions, and depths.
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  6. 6.
    Pitch of the screw thread in Micro meter ?
    Show answer and explanation
    Answer: A —
    0.5 mm
    The standard metric micrometer screw has a pitch of 0.5 mm.
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  7. 7.
    Which drilling machine is used to drill multiple holes in one setting ?
    Show answer and explanation
    Answer: A —
    Radial drilling machine
    A radial drilling machine allows the spindle head to move across a radial arm, enabling multiple holes to be drilled in one setup.
    Report a mistake
  8. 8.
    Multimeter is also known as
    Show answer and explanation
    Answer: D —
    VOM meter
    A multimeter is also called a VOM (Volt-Ohm-Milliammeter).
    Report a mistake
  9. 9.
    Which engine having longer crank shaft ?
    Show answer and explanation
    Answer: D —
    Inline engine
    An inline engine arranges all cylinders in a single line, resulting in a longer crankshaft compared to V-type or radial engines.
    Report a mistake
  10. 10.
    Which type of engine having Inlet and Exhaust valves arranged in cylinder block ?
    Show answer and explanation
    Answer: C —
    L head engine
    An L-head (side-valve) engine has both inlet and exhaust valves located inside the cylinder block.
    Report a mistake
  11. 11.
    What is bore ?
    Show answer and explanation
    Answer: A —
    Cylinder diameter
    Bore refers to the inner diameter of the engine cylinder.
    Report a mistake
  12. 12.
    Which term, used to express engine efficiency ?
    Show answer and explanation
    Answer: B —
    Percentage
    Thermal and mechanical efficiencies of an engine are expressed in percentage.
    Report a mistake
  13. 13.
    Which piston is commonly used in two stroke engine ?
    Show answer and explanation
    Answer: B —
    Domed head piston
    Domed or deflector head pistons are commonly used in two-stroke engines to assist in loop scavenging.
    Report a mistake
  14. 14.
    The engine does not require valve operating mechanism is
    Show answer and explanation
    Answer: A —
    2 Stroke petrol engine
    Two-stroke engines use ports controlled by the piston movement instead of a traditional valve operating mechanism.
    Report a mistake
  15. 15.
    Combustion take place at constant volume process in ?
    Show answer and explanation
    Answer: A —
    Petrol engine
    Petrol engines (SI engines) operate on the Otto cycle, where heat addition/combustion takes place at constant volume.
    Report a mistake
  16. 16.
    Which type of valves used in SI engine ?
    Show answer and explanation
    Answer: D —
    Poppet valve
    Poppet valves are universally used as inlet and exhaust valves in four-stroke SI engines.
    Report a mistake
  17. 17.
    Which type of cylinder liner have direct contact with coolant ?
    Show answer and explanation
    Answer: B —
    Wet liner
    Wet cylinder liners come into direct contact with the engine cooling water or coolant.
    Report a mistake
  18. 18.
    Which type of bearing is used in crankshaft journals ?
    Show answer and explanation
    Answer: C —
    Shell
    Shell type insert bearings (split bearings) are used in crankshaft main and journal bearings.
    Report a mistake
  19. 19.
    The difference between major axis and minor axis of cylinder is known as
    Show answer and explanation
    Answer: B —
    Ovality
    Ovality is the measure of out-of-roundness, defined as the difference between major and minor axes of a cylinder bore.
    Report a mistake
  20. 20.
    Which tool is used to tighten cylinder head bolt ?
    Show answer and explanation
    Answer: D —
    Torque wrench
    A torque wrench is used to tighten cylinder head bolts to the specified torque value.
    Report a mistake
  21. 21.
    What is the reason for low oil pressure ?
    Show answer and explanation
    Answer: A —
    Oil leakage
    Oil leaks or worn bearings result in a drop in lubricating oil pressure.
    Report a mistake
  22. 22.
    What is the reason for low power generation in engine ?
    Show answer and explanation
    Answer: D —
    Clogged air filter
    A clogged air filter restricts airflow into the engine, causing a reduction in volumetric efficiency and power output.
    Report a mistake
  23. 23.
    What is the result of oxidation of lubricating oil at high temperature ?
    Show answer and explanation
    Answer: B —
    Lacquer
    Oxidation of oil at high temperatures leads to the formation of varnish or lacquer on hot engine components.
    Report a mistake
  24. 24.
    What is the percentage of oil added to petrol in Petroil lubrication system ?
    Show answer and explanation
    Answer: D —
    2% to 3%
    In petroil lubrication, typically 2% to 3% (or around 20-40 ml per litre) of lubricating oil is mixed with petrol.
    Report a mistake
  25. 25.
    Which type of oil pump is mostly used with Overhead cam engines ?
    Show answer and explanation
    Answer: A —
    Crescent type
    Crescent-type internal gear oil pumps are commonly used in many modern engines, including overhead cam configurations.
    Report a mistake
  26. 26.
    Which is not a reason for high oil pressure in lubrication system ?
    Show answer and explanation
    Answer: C —
    Oil dilution
    Oil dilution thins the oil and lowers the viscosity, which decreases rather than increases oil pressure.
    Report a mistake
  27. 27.
    Quick engine warming is obtained in ____________ cooling system.
    Show answer and explanation
    Answer: A —
    Air
    Air-cooled engines warm up much faster to their operating temperature compared to liquid-cooled systems.
    Report a mistake
  28. 28.
    Pressure inside the radiator with a pressure cap is always __________
    Show answer and explanation
    Answer: B —
    Higher than atmospheric pressure
    A pressure cap maintains a positive pressure inside the cooling system to raise the boiling point of the coolant.
    Report a mistake
  29. 29.
    An anti-freeze solution should have
    Show answer and explanation
    Answer: D —
    High boiling pint
    An anti-freeze solution should ideally have a high boiling point and a low freezing point.
    Report a mistake
  30. 30.
    Engine over cooling may result due to
    Show answer and explanation
    Answer: A —
    Thermostat stuck open
    If the thermostat is stuck open, coolant continuously flows through the radiator, leading to over-cooling.
    Report a mistake
  31. 31.
    To avoid surging of fuel inside the fuel tank ___________ is provided.
    Show answer and explanation
    Answer: A —
    Baffles
    Baffles are fitted inside fuel tanks to prevent the fuel from sloshing or surging during vehicle movement.
    Report a mistake
  32. 32.
    The petrol fuel pump pumps the petrol into
    Show answer and explanation
    Answer: B —
    Float chamber
    In conventional carburettor systems, the fuel pump delivers petrol into the carburettor's float chamber.
    Report a mistake
  33. 33.
    Rich air-fuel mixture is generally required during
    Show answer and explanation
    Answer: C —
    Starting
    A rich air-fuel mixture is required during cold starting to ensure proper vaporization and ignition.
    Report a mistake
  34. 34.
    An example of a 'Constant Vacuum' type carburettor is
    Show answer and explanation
    Answer: D —
    SU carburettor
    The SU carburettor is a well-known example of a constant vacuum (variable choke) type carburettor.
    Report a mistake
  35. 35.
    Maruti 800 car uses ___________ type of carburettor.
    Show answer and explanation
    Answer: A —
    Solex Mikuni
    Older Maruti 800 models used a Solex Mikuni type carburettor.
    Report a mistake
  36. 36.
    Cone shaped extension on pintle type diesel nozzle provides the advantages of
    Show answer and explanation
    Answer: B —
    Self cleaning
    The cone-shaped extension on a pintle nozzle helps prevent carbon deposition, giving it a self-cleaning property.
    Report a mistake
  37. 37.
    The component of fuel injection pump which helps to avoid dribbling of fuel at injector nozzle is ________
    Show answer and explanation
    Answer: C —
    Delivery valve
    The delivery valve in a fuel injection pump relieves line pressure quickly to prevent dribbling at the injector nozzle.
    Report a mistake
  38. 38.
    In electronic fuel injection system the injection and ignition timing is determined on the basis of _____________ sensor signals.
    Show answer and explanation
    Answer: D —
    Crank position
    Crankshaft position sensor signals are primary inputs used by the ECU to determine precise injection and ignition timing.
    Report a mistake
  39. 39.
    In CRDi the fuel feed pump delivery is controlled by ____________
    Show answer and explanation
    Answer: A —
    Rail pressure sensor and ECU
    In a Common Rail Direct Injection (CRDi) system, rail pressure is monitored by the rail pressure sensor and regulated via the ECU.
    Report a mistake
  40. 40.
    In a Solex carburettor the chance of occuring flatspot at extreme high speed is eliminated by
    Show answer and explanation
    Answer: B —
    Economiser jet
    The economiser system/jet in a Solex carburettor enriches the mixture at high loads to prevent flat spots.
    Report a mistake
  41. 41.
    The number of positive and negative plates contained in lead acid battery is ___________
    Show answer and explanation
    Answer: B —
    Negative plate is one more than positive plate
    In a lead-acid battery cell, there is typically one more negative plate than positive plates to ensure uniform current distribution on both sides of each positive plate.
    Report a mistake
  42. 42.
    A ___________ is an electrochemical device consisting of two electrodes and an electrolyte.
    Show answer and explanation
    Answer: C —
    Cell
    An electrochemical cell consists of two electrodes immersed in an electrolyte.
    Report a mistake
  43. 43.
    A discharged lead acid battery electrolyte is _________?
    Show answer and explanation
    Answer: D —
    Water
    When a lead-acid battery is fully discharged, the sulphuric acid is consumed, leaving mostly water in the electrolyte.
    Report a mistake
  44. 44.
    ___________ is the specific gravity reading range of a fully charged lead acid battery.
    Show answer and explanation
    Answer: C —
    1.260 - 1.280
    The specific gravity of electrolyte in a fully charged lead-acid battery typically ranges between 1.260 and 1.280.
    Report a mistake
  45. 45.
    Dwell angle means ___________
    Show answer and explanation
    Answer: A —
    The time for which the contact points remain closed
    Dwell angle is the number of degrees of distributor rotation during which the breaker points remain closed.
    Report a mistake
  46. 46.
    Which part in the Ignition system is step up the low voltage of battery in to high voltage ?
    Show answer and explanation
    Answer: B —
    Ignition coil
    The ignition coil acts as a step-up transformer to convert low battery voltage into high ignition voltage.
    Report a mistake
  47. 47.
    Firing order of a four cylinder Inline engine is _________
    Show answer and explanation
    Answer: D —
    1-3-4-2
    A common firing order for a four-cylinder inline engine is 1-3-4-2.
    Report a mistake
  48. 48.
    ____________ is the exact instant a spark is sent to the spark plug and is expressed in degrees of crankshaft rotation relative to TDC.
    Show answer and explanation
    Answer: B —
    Ignition timing
    Ignition timing refers to the precise moment a spark is delivered relative to Top Dead Center (TDC).
    Report a mistake
  49. 49.
    __________ type of DC starter motor is generally used in automobiles.
    Show answer and explanation
    Answer: A —
    Series type
    Series-wound DC motors provide high starting torque, making them ideal for automobile starters.
    Report a mistake
  50. 50.
    Solenoid switch is used in __________ circuit.
    Show answer and explanation
    Answer: D —
    Starting
    A solenoid switch is used in the starting circuit to engage the starter pinion and close the main motor switch.
    Report a mistake
  51. 51.
    What is the function of over running clutch in the starting system ?
    Show answer and explanation
    Answer: A —
    Protect armature from damage
    The overrunning clutch prevents the engine from overspeeding and damaging the starter armature once the engine starts.
    Report a mistake
  52. 52.
    What is the material used to make diodes ?
    Show answer and explanation
    Answer: B —
    Silicon
    Silicon is the primary semiconductor material used in manufacturing automotive diodes.
    Report a mistake
  53. 53.
    __________ type alternator is commonly used in automobiles.
    Show answer and explanation
    Answer: B —
    Three phase
    Three-phase alternators are standard in automobiles for smooth and efficient power generation.
    Report a mistake
  54. 54.
    In an alternator, the current is generated in the ___________
    Show answer and explanation
    Answer: B —
    Stator
    In an automotive alternator, electricity is induced and generated in the stationary stator windings.
    Report a mistake
  55. 55.
    Which of the following is also known as cardan shaft ?
    Show answer and explanation
    Answer: C —
    Propeller shaft
    The propeller shaft, equipped with universal joints, is also known as a Cardan shaft.
    Report a mistake
  56. 56.
    In this types of final drive gear, the pinion axis of the gear is off set to the center line of the crown wheel.
    Show answer and explanation
    Answer: A —
    Hypoid gear
    Hypoid gears feature a pinion axis that is offset from the center line of the crown wheel.
    Report a mistake
  57. 57.
    Increasing the diameter of the clutch driven plate will result
    Show answer and explanation
    Answer: B —
    Increase inertia
    Increasing the diameter of the clutch driven plate increases its mass and rotational inertia.
    Report a mistake
  58. 58.
    It is working on the principle of relative slip between the input and output member cells facing to each other
    Show answer and explanation
    Answer: D —
    Fluid fly wheel
    A fluid flywheel (torque converter component/fluid coupling) works on the principle of fluid circulation and relative slip between the impeller and turbine.
    Report a mistake
  59. 59.
    The amount of vortex flow is reduced, when the
    Show answer and explanation
    Answer: A —
    Turbine speed approaches the speed of impeller
    When the turbine speed approaches the speed of the impeller, the relative velocity decreases, reducing vortex flow.
    Report a mistake
  60. 60.
    Which among the following is not a tractive resistance ?
    Show answer and explanation
    Answer: D —
    None of these
    Air resistance, rolling resistance, and gradient resistance are all valid components of total tractive resistance.
    Report a mistake
  61. 61.
    The governor valve in the automatic transmission is driven by
    Show answer and explanation
    Answer: C —
    Transmission output shaft
    The governor valve in an automatic transmission is connected to and driven by the transmission output shaft to sense vehicle speed.
    Report a mistake
  62. 62.
    In a dual mass fly wheel, the clutch function is occurred between
    Show answer and explanation
    Answer: B —
    Secondary mass and transmission
    In a dual-mass flywheel system, the conventional clutch assembly operates against the secondary mass, which connects to the transmission.
    Report a mistake
  63. 63.
    What are the reason for humming noise from the rear axle ?
    Show answer and explanation
    Answer: D —
    All of these
    Worn bearings, worn gears, and incorrect backlash between the drive pinion and crown wheel all cause humming or whining noises.
    Report a mistake
  64. 64.
    In this type of axle assembly, a single bearing is placed between the hub and the axle casing
    Show answer and explanation
    Answer: B —
    Three quarter floating
    A three-quarter floating axle places a single bearing directly between the wheel hub and the outer axle casing.
    Report a mistake
  65. 65.
    The amount of light passing through an area in one second is called
    Show answer and explanation
    Answer: A —
    Luminous flux
    Luminous flux is the measure of the total quantity of visible light emitted by a source per second.
    Report a mistake
  66. 66.
    To limit the current during over loading in the power window circuit, one or more ______ switches are installed.
    Show answer and explanation
    Answer: C —
    Thermal
    Thermal switches (circuit breakers) are used to protect power window circuits from overloads.
    Report a mistake
  67. 67.
    Expansion valve in the car air conditioning mounted at the
    Show answer and explanation
    Answer: B —
    Inlet side of evaporator
    The expansion valve is mounted at the inlet side of the evaporator to meter the flow of refrigerant.
    Report a mistake
  68. 68.
    The wiper arms in some types of windscreen wipers are always stop at the edge of the windscreen, irrespective of the instant switching off. This is achieved by means of a
    Show answer and explanation
    Answer: C —
    Limit switch
    A parking circuit utilizing a limit switch or internal cam contact ensures wipers return to the resting position.
    Report a mistake
  69. 69.
    It is the most promising types of rechargeable and superior to other battery technologies in the terms of application to battery electric vehicle
    Show answer and explanation
    Answer: A —
    Lithium-Ion battery
    Lithium-ion batteries offer high energy density and efficiency, making them standard for electric vehicles.
    Report a mistake
  70. 70.
    Find the power train architectures of a hybrid electric vehicle
    Show answer and explanation
    Answer: D —
    All of these
    Power-split, series, and complex hybrids are all valid hybrid electric vehicle powertrain architectures.
    Report a mistake
  71. 71.
    The oscillation of the suspension spring is controlled by __________
    Show answer and explanation
    Answer: A —
    Damper
    A damper (shock absorber) controls and dampens the oscillations of the vehicle suspension springs.
    Report a mistake
  72. 72.
    In the following, which component comes under "Unsprung weight" ?
    Show answer and explanation
    Answer: C —
    Steering Knuckle
    Components not supported by the suspension, such as the steering knuckle, wheel hubs, and tyres, constitute unsprung weight.
    Report a mistake
  73. 73.
    The energy stored per unit volume is almost ________ in the case of coil spring than the leaf spring
    Show answer and explanation
    Answer: B —
    Double
    Coil springs have a significantly higher strain energy storage capacity per unit volume compared to leaf springs (typically about double).
    Report a mistake
  74. 74.
    Tilt of the car wheel from vertical is ____________
    Show answer and explanation
    Answer: B —
    Camber
    Camber is the angle made by the wheels of a vehicle to the vertical when viewed from the front.
    Report a mistake
  75. 75.
    If the castor angle of both side wheels are not equal, vehicle move _________
    Show answer and explanation
    Answer: D —
    towards the lesser castor side
    Unequal castor angles cause the vehicle to pull toward the side with the lesser castor angle.
    Report a mistake
  76. 76.
    The oil used in Hydraulic power steering system is _________
    Show answer and explanation
    Answer: A —
    SAE 10 W
    Hydraulic power steering systems typically use light hydraulic oil or automatic transmission fluid (comparable to SAE 10W viscosity range).
    Report a mistake
  77. 77.
    Aspect ratio is the ratio of ____________
    Show answer and explanation
    Answer: C —
    Tyre height and Tyre width
    Aspect ratio is the ratio of tyre section height to its section width, expressed as a percentage.
    Report a mistake
  78. 78.
    Both side wear of a tyre is due to
    Show answer and explanation
    Answer: D —
    Under inflation
    Under-inflation causes excessive contact at both shoulders of the tyre tread, leading to wear on both sides.
    Report a mistake
  79. 79.
    To achieve maximum efficiency, the ratio of braking at the front and at the rear wheels should be
    Show answer and explanation
    Answer: B —
    60% at front and 40% at rear
    Due to weight transfer during braking, ideal braking efficiency is achieved with approximately 60% braking effort at the front and 40% at the rear.
    Report a mistake
  80. 80.
    Ply rating means
    Show answer and explanation
    Answer: A —
    Rated strength
    Ply rating is an index of tyre strength relative to fabric ply strength, rather than the actual physical count of plies.
    Report a mistake
  81. 81.
    ___________ means any goods carriage the gross vehicle weight of which, or a tractor or a road-roller the unladen weight of either of which, exceeds 12000 kilograms.
    Show answer and explanation
    Answer: C —
    Heavy goods vehicle
    According to the Motor Vehicles Act, a vehicle with a GVW exceeding 12,000 kg is classified as a Heavy Goods Vehicle.
    Report a mistake
  82. 82.
    The motor vehicle with at least four wheels used for carrying passengers is called
    Show answer and explanation
    Answer: D —
    Category M
    Category M motor vehicles are power-driven vehicles having at least four wheels and used for the carriage of passengers.
    Report a mistake
  83. 83.
    Validity of learners licence
    Show answer and explanation
    Answer: B —
    6 months from the date of issue of the learners licence
    A learner's licence issued under the Motor Vehicles Act is valid for 6 months.
    Report a mistake
  84. 84.
    International driving permit is issued by a licensing authority shall be in form
    Show answer and explanation
    Answer: A —
    Form 6A
    An International Driving Permit is issued by the licensing authority in Form 6A.
    Report a mistake
  85. 85.
    When a vehicle approaches an unguarded railway level crossing, before crossing it, the driver shall
    Show answer and explanation
    Answer: C —
    Stop the vehicle on the left side of he road, get down from the vehicle, go to railway track and ensure that the track is clear on both sides
    At unguarded railway crossings, the driver must stop on the left side, walk up to the track to ensure no train is approaching before crossing.
    Report a mistake
  86. 86.
    Any motor vehicle used or adapted to be used for the carriage of passengers for hire or reward and includes a maxi cab, a motor cab, contract carriage and stage carriage, is known as
    Show answer and explanation
    Answer: A —
    Public service vehicle
    Vehicles used for passenger transport for hire or reward are classified as public service vehicles.
    Report a mistake
  87. 87.
    Grace period of tax payment of goods carriages ordinarily kept in the state is
    Show answer and explanation
    Answer: C —
    One month from the date of commencement of the quarter
    Motor vehicle tax grace period is typically one month from the commencement of the quarter.
    Report a mistake
  88. 88.
    Where the road centre is marked with continuous yellow line the vehicle should
    Show answer and explanation
    Answer: D —
    Not touch or cross the yellow line
    A continuous yellow line prohibits drivers from crossing or touching the line for overtaking.
    Report a mistake
  89. 89.
    While you are approaching an intersection where the yellow signal light is blinking you should
    Show answer and explanation
    Answer: C —
    Slow down the vehicle and may drive into the intersection or pedestrain crossing with caution after giving way to the pedestrains and vehicles which are already within the intersection
    A flashing yellow traffic light requires the driver to slow down and proceed with caution through the intersection.
    Report a mistake
  90. 90.
    Maximum distance allowed between towing and towed vehicles
    Show answer and explanation
    Answer: B —
    5 meters
    The maximum permissible distance between a towing vehicle and a towed vehicle is 5 meters.
    Report a mistake
  91. 91.
    Which of the following is/are correct ? (i) Where a road is divided by a longitudinal white solid line, driver shall not cross the white solid line. (ii) On a road having a single broken line along with a solid line, driver of the vehicle driving on the left of broken line can cross the broken line inorder to overtake. (iii) On a road having a single broken line along with a solid line, driver of the vehicle driving on the left of solid line can cross the solid line inorder to overtake.
    Show answer and explanation
    Answer: A —
    Only (i) and (ii)
    Statement (iii) is incorrect because a driver on the solid line side cannot cross the solid line to overtake.
    Report a mistake
  92. 92.
    Which of the following is/are correct ? (i) A motor vehicle approaching a 'roundabout' shall choose the lane relevant to the direction of its further movement. (ii) While entering a 'roundabout', traffic already in the roundabout shall have the right of way. (iii) The driver shall use indicators when changing lanes within the roundabout.
    Show answer and explanation
    Answer: D —
    All of the above (i), (ii) and (iii)
    All listed rules regarding roundabouts are correct.
    Report a mistake
  93. 93.
    What is the use of 'dipstick' ?
    Show answer and explanation
    Answer: B —
    It is used to check the oil level
    A dipstick is a measuring rod used to check the engine oil level.
    Report a mistake
  94. 94.
    Which of the following is the correct order of priority for emergency duty vehicles in the road ?
    Show answer and explanation
    Answer: C —
    Fire Service vehicle, Ambulance, Police vehicle and Power Supply vehicle
    Emergency vehicle priority order typically places fire service vehicles, ambulances, and police vehicles at the top.
    Report a mistake
  95. 95.
    MSM and PSL rule means
    Show answer and explanation
    Answer: B —
    Mirror - Signal - Maneuver and Position - Speed - Look
    MSM stands for Mirror, Signal, Maneuver; PSL stands for Position, Speed, Look.
    Report a mistake
  96. 96.
    Maximum permissible speed for Heavy Goods Carriage on State Highways and Major District roads in Kerala
    Show answer and explanation
    Answer: C —
    65 km/hr
    The maximum permissible speed limit for heavy goods carriages on State Highways and major district roads is 65 km/hr.
    Report a mistake
  97. 97.
    Which of the following is/are correct ? (i) Maximum permissible speed for Heavy Passenger Vehicle on National Highway - Four Lane road in Kerala is 90 km/hr. (ii)Maximum permissible speed for Heavy Passenger Vehicle on State Highway - Four Lane roads in Kerala is 85 km/hr. (iii) Maximum permissible speed for Heavy passenger Vehicles on roads within city limit of Kerala is 50 km/hr.
    Show answer and explanation
    Answer: B —
    Only (i) and (iii)
    Statement (ii) has an incorrect speed limit value as per Kerala state road safety speed regulations.
    Report a mistake
  98. 98.
    The minimum alcohol content in blood to constitute the offence under Section 185 (Drunken Driving) of Motor Vehicles Act is
    Show answer and explanation
    Answer: B —
    30 mg per 100 ml
    Section 185 of the Motor Vehicles Act specifies 30 mg of alcohol per 100 ml of blood.
    Report a mistake
  99. 99.
    Which of the following is/are correct ? (i) 'FASTag' is mandatory for 'L' catagory vehicles (ii) 'FASTag' is mandatory for 'M' catagory vehicles. (iii) 'FASTag' is mandatory for 'N' catagory vehicles.
    Show answer and explanation
    Answer: C —
    Only (ii) and (iii)
    FASTag is mandatory for passenger (M category) and commercial goods (N category) four-wheelers.
    Report a mistake
  100. 100.
    Which of the following is/are correct ? (i) Autorickshaw require 'PERMIT' to conduct service on the road. (ii) Ambulance require 'PERMIT' to conduct service on the road. (iii) Motor car require 'PERMIT' to conduct service on the road.
    Show answer and explanation
    Answer: A —
    Only (i)
    Autorickshaws (commercial transport vehicles) require a permit, whereas private motor cars and ambulances have different permit exemptions or rules.
    Report a mistake

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