Heroelectric - Isieindia - Klu Joint Industry Project

60 Questions | Total Attempts: 212

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Heroelectric - Isieindia - Klu Joint Industry Project

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Questions and Answers
  • 1. 
    When a cold engine is started, it requires a _____________ mixture.
    • A. 

      Leaner

    • B. 

      Richer

    • C. 

      Chemically equal

    • D. 

      None of the mentioned

  • 2. 
    Positive camber is used to compensate for wheels tilting inward due to the weight of the vehicle.
    • A. 

      True

    • B. 

      False

  • 3. 
    if the valve clearances are excessively large, the problem that can arise is
    • A. 

      Overheating of the engine

    • B. 

      Incomplete valve closure

    • C. 

      Fouling of spark plug by gasoline

    • D. 

      None of these

  • 4. 
    The valve is opened as the cam lobe on the cam raises the
    • A. 

      Bearing

    • B. 

      Piston

    • C. 

      Valve lifter

    • D. 

      Valve seat

  • 5. 
    A petrol engine of a car develops 125 N-m torque at 2700 r.p.m. The car is driven in second gear having gear ratio of 1.75. The final drive ratio is 4.11. If the overall transmission efficiency is 90%, then the torque available at the driving wheels is
    • A. 

      8.91 M

    • B. 

      80.91 M

    • C. 

      809.1 N-M

    • D. 

      8091 N-M

  • 6. 
    What does Heating and cooling of the atmosphere generates?
    • A. 

      Thermo line circulation

    • B. 

      Radiation currents

    • C. 

      Convection currents

    • D. 

      Conduction currents

  • 7. 
    What is the main source for the formation of wind?
    • A. 

      Uneven land

    • B. 

      Sun

    • C. 

      Vegetation

    • D. 

      Seasons

  • 8. 
    Material Requirements Planning DOES NOT include
    • A. 

      ​​​​​​Material price

    • B. 

      ​​​​​​Bill of material

    • C. 

      ​​​​​​Inventory level

    • D. 

      ​​​​​​Production schedule

  • 9. 
    Maximum wind energy available is proportional to
    • A. 

      Air density

    • B. 

      Cube of wind velocity

    • C. 

      Square of the rotor diameter

    • D. 

      All of the above

  • 10. 
    Which part will surely tell that given motor is DC motor and not an AC type?
    • A. 

      Winding

    • B. 

      Shaft

    • C. 

      Commutator

    • D. 

      Stator

  • 11. 
    Which pipe section is better for torsion ?
    • A. 

      Channel

    • B. 

      Box

    • C. 

      Tubular

    • D. 

      Rectangle

  • 12. 
    Cast surfaces have good finishing.
    • A. 

      True

    • B. 

      False

  • 13. 
    Cells are connected in Series 
    • A. 

      Increasing current rating

    • B. 

      Increasing voltage rating

    • C. 

      Increasing life

  • 14. 
    Assuming power as constant , we need to increase ____ to increase speed.
    • A. 

      RPM

    • B. 

      Torque

    • C. 

      Force

    • D. 

      Acceleration

  • 15. 
    The device used to measure the clearance between the valve and tappet of an IC Engine is
    • A. 

      Feeler gauge

    • B. 

      Snap gauge

    • C. 

      Slip gauge

    • D. 

      Micrometer

  • 16. 
    A jaw clutch is essentially a
    • A. 

      Positive action clutch

    • B. 

      Cone clutch

    • C. 

      Friction clutch

    • D. 

      Disc clutch

  • 17. 
    The torque developed by a disc clutch is given by
    • A. 

      T = 0.25 µ.W.R

    • B. 

      T = 0.5 µ.W.R

    • C. 

      T = 0.75 µ.W.R

    • D. 

      T = µ.W.R

  • 18. 
    The axial force (We) required for engaging a cone clutch is given by
    • A. 

      Wn sin α

    • B. 

      Wn (sin α + µ cos α )

    • C. 

      Wn (sin α + 0.25 µ cos α )

    • D. 

      None of the mentioned

  • 19. 
    In an isolated system, ________ can be transferred between the system and its surrounding
    • A. 

      Only energy 

    • B. 

      Only mass 

    • C. 

      Both energy and mass 

    • D. 

      Neither energy nor mass 

  • 20. 
    How is absolute pressure measured?
    • A. 

      Gauge pressure + Atmospheric pressure 

    • B. 

      Gauge pressure – Atmospheric pressure

    • C. 

      Gauge pressure / Atmospheric pressure

    • D. 

      None of the above

  • 21. 
    Which of the following relations depict relation between Celsius and Fahrenheit scale? 
    • A. 

      (oC / 5) = (oF – 32) / 9

    • B. 

      (oC / 9) = (oF – 32) / 5 

    • C. 

      (oC / 32) = (oF – 9) / 5

    • D. 

      None of the above

  • 22. 
    Precise petrol injection system is
    • A. 

      Direct injection

    • B. 

      Sequential injection

    • C. 

      Throttle body injection

    • D. 

      Port injection

  • 23. 
    In an automobile engine, indication of knocking is available in the form of
    • A. 

      Light

    • B. 

      Gas

    • C. 

      Audible sound

    • D. 

      None of the mentioned

  • 24. 
    This set of Instrumentation Transducers Multiple Choice Questions & Answers (MCQs) focuses on “Sensor Systems”.Which of the following is correct for tactile sensors?
    • A. 

      Touch sensitive

    • B. 

      Pressure sensitive

    • C. 

      Input voltage sensitive

    • D. 

      Humidity sensitive

  • 25. 
    What happens when the land near the earth’s equator is heated?
    • A. 

      All the oceans gets heated up

    • B. 

      Small wind currents are formed

    • C. 

      Rise in tides

    • D. 

      Large atmospheric winds are created

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