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  • Question
  • Instead of valves, the ports are used in case of


  • Options
  • A. four stroke I.C. engines
  • B. two-stroke I.C. engines
  • C. V-6 engines
  • D. none of these

  • Correct Answer
  • two-stroke I.C. engines 


  • Automobile Engineering problems


    Search Results


    • 1. The ball joints are used on the tie-rod ends, because they

    • Options
    • A. reduce the amount of noise generated
    • B. reduce the amount of sliding resistance
    • C. can deal with movement of the suspension both vertically and in other directions
    • D. improve the force transmission speed
    • Discuss
    • 2. The compression ratio for Diesel engines usually lies in the range of

    • Options
    • A. 6-10
    • B. 10-15
    • C. 15-25
    • D. 25-40
    • Discuss
    • 3. In order to implement gear changes in the gear unit of an automatic transmission, a __________ is used.

    • Options
    • A. synchronizer
    • B. planetary gear
    • C. magnetic clutch
    • D. hydraulic multi plate clutch
    • Discuss
    • 4. The function of a second ring is that it is a

    • Options
    • A. back up compression ring which will work in place of the top ring when it is broken
    • B. compression ring and aids the top ring in sealing and cooling
    • C. back up oil control ring which will work in place of the bottom ring when it is broken
    • D. cushion ring which prevents piston slap and knock
    • Discuss
    • 5. The octane rating of petrol commerically available is

    • Options
    • A. 85-95
    • B. 95-100
    • C. 100-110
    • D. 110-125
    • Discuss
    • 6. With the increase of battery temperature, the specific gravity of electrolyte

    • Options
    • A. increases
    • B. decreases
    • C. reamains the same
    • D. none of these
    • Discuss
    • 7. The basic purpose of a four wheel drive (4WD) system is that it

    • Options
    • A. delivers improved cornering on dry road surfaces
    • B. eliminates the need of snow tyres, tyre chains, etc.
    • C. ensures effective transmission of engine torque to all four wheels, even on slippery road surfaces
    • D. ensures that effective braking can be performed, even on slippery surfaces
    • Discuss
    • 8. The main function of the brake fluid is

    • Options
    • A. lubrication
    • B. power transmission
    • C. cooling
    • D. none of these
    • Discuss
    • 9. The firing order for an opposed four cylinder l.C. engine is

    • Options
    • A. 1-2-3-4
    • B. 1-3-4-2
    • C. 1-4-3-2
    • D. 1-3-24
    • Discuss
    • 10. The exhaust gas from petrol engine contains

    • Options
    • A. petrol vapours
    • B. water vapours
    • C. carbon monoxide
    • D. all of these
    • Discuss


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