Home / Mechanical Engineering / Basic Mechanical Engineering :: Basic Mechanical Engineering

Mechanical Engineering :: Basic Mechanical Engineering

  1. During cold working, metals are worked
  2. A.
    below their recrystalization temperature
    B.
    below room temperature
    C.
    below their melting point
    D.
    below 200 degree celcius

  3. Cobalt is added to high speed steel (H.S.S.) to
  4. A.
    increase ductility
    B.
    increase wear resistance
    C.
    increases hot hardness
    D.
    increase fatigue

  5. Pipes subjected to high pressures are generally made by
  6. A.
    slush casting
    B.
    pressure casting
    C.
    extrusion
    D.
    centrifugal casting

  7. Gnatt chart is used for
  8. A.
    efficient machine utilisation
    B.
    production scheduling
    C.
    manpower utilisation
    D.
    routing

  9. In a typical lathe machining, discontinuous chips are formed when machining
  10. A.
    carbon steel
    B.
    copper
    C.
    steel at high speed
    D.
    mild steel

  11. Permeability, in relation to moulding sands, is high for
  12. A.
    coarse grains
    B.
    fine grains
    C.
    round grains
    D.
    medium grains

  13. The purpose of tumbler gears in lathe is to
  14. A.
    Cut gears
    B.
    Cut threads
    C.
    Reduce spindle speeds
    D.
    Give desired direction of movement to the lathe carriage

  15. For machining the flange of a 90 elbow on a lathe, the following holding device is used.
  16. A.
    Lathe dog
    B.
    Catch plate
    C.
    Angle plate
    D.
    Face plate

  17. Which one of the following is not part of combination set?
  18. A.
    Try square
    B.
    Scale
    C.
    Bevel Protractor
    D.
    Dial guage

  19. A sine bar cannot be used without
  20. A.
    Angle gauge
    B.
    Vernier calliper
    C.
    Slip gauge
    D.
    Micrometer