INDUSTRIAL ENGINEERING – PLANERS AND SHAPERS MACHINE MCQS

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INDUSTRIAL ENGINEERING – PLANERS AND SHAPERS MACHINE MCQS

PLANERS AND SHAPERS MACHINE MCQS

  1. Chips are broken effectively due to following property
  2. (a) elasticity
    (b) stress
    (c) toughness
    (d) work hardening of work material
    (e) ductility.

    work hardening of work material

  3. A burr is
  4. (a) short piece of hardened chip
    (b) burnt sand
    (c) rough surface on welded joint adhering to casting
    (d) sharp edge remaining on metal after cutting, stamping or machining
    (e) built up edge on a cutting tool.

    sharp edge remaining on metal after cutting, stamping or machining

  5. Cutting force and power involved in a machine tool can be measured by using
  6. (a) comparator
    (b) pyrometer
    (c) dynamometer
    (d) transducer
    (e) gyroscope.

    dynamometer

  7. An important parameter of specification of milling machine is
  8. (a) spindle size
    (b) size of table
    (c) horse power
    (d) arbor size
    (e) table movements.

    arbor size

  9. Amilling machine in which the table can be swivelled and set at any angle to the column face is called a
  10. (a) plain knee-and-column type milling machine milling
    (b) universal knee-and-column type machine
    (c) bed-type milling machine
    (d) drum-type milling machine
    (e) planer-type milling machine.

    universal knee-and-column type machine

  11. The cutting tool in a milling machine is mounted on
  12. (a) arbor
    (b) tool holder
    (c) columnn
    (d) spindle
    (e) table.

    arbor

  13. The chip space between the back of one tooth and ce of the next tooth in a milling cutter is called the
  14. (a) land
    (b) fillet
    (c) gash
    (d) radiused edge
    (e) tooth space.

    gash

  15. The operation of milling two sides of a workpiece simultaneously is called
  16. (a) climb milling
    (b) gang milling
    (c) straddle milling
    (d) square milling
    (e) end milling.

    straddle milling

  17. In order to avoid dulling of cutter, climb milling operation should never be used when milling parts made of
  18. (a) cast iron
    (b) magnesium
    (c) non-ferrous materials
    (d) mild steels
    (e) stainless steel.

    cast iron

  19. 5Standard milling arbor size is
  20. (a) 27 mm
    (b) 25.4 mm
    (c) 31.75 mm
    (d) 32 mm
    (e) all of above.

    all of above.

  21. Milling machine is classified as horizontal or vertical type, depending on the position of
  22. (a) workpiece
    (b) spindle
    (c) work table or bed
    (d) milling cutter
    (e) knee.

    spindle

  23. Burnishing is an operation of
  24. (a) deep boring
    (b) heat treatment
    (c) surface treatment
    (d) gear finishing
    (e) producing gears.

    gear finishing

  25. To obtain fine finish cuts in milling
  26. (a) the cutting speed should be decreased and the feed increased
    (b) the cutting speed should be increased and the feed decreased
    (c) both the cutting speed and feed should be decreased
    (d) both the cutting speed and feed should be increased
    (e) there is no such criterion.

    the cutting speed should be increased and the feed decreased

  27. The arbor of the milling machine is used to hold
  28. (a) cutting tool
    (b) spindle
    (c) over arm
    (d) mandrel
    (e) workpiece.

    cutting tool

  29. Very thin chips with end mills
  30. (a) dull the cutting edge quickly
    (b) improve tool life
    (c) sharpen the cutting edge
    (d) cause chipping of the cutting edge
    (e) cause tool breakage.

    dull the cutting edge quickly

  31. Plain milling cutters should be
  32. (a) smaller than the width of the flat surface to be machined
    (b) wider than the flat surface to be machined
    (c) equal to width of flat surface to be machined
    (d) there is no such criterion
    (e) none of the above.

    wider than the flat surface to be machined

  33. Plain milling cutters, if used to mill steps or grooves, would cause
  34. (a) very good surface finish
    (b) extreme rubbing
    (c) dulling of the surface
    (d) excessive power consumption
    (e) correcting of centring.

    extreme rubbing

  35. Stagger tooth milling cutters in comparison to straight tooth side mills
  36. (a) permit smoother cutting action
    (b) have alternate helical teeth
    (c) have more chip clearance
    (d) permit deeper cuts
    (e) all of the above.

    all of the above.

  37. Auniversal dividing head is used to perform a milling operation by
  38. (a) plain indexing
    (b) direct indexing
    (c) differential indexing
    (d) compound indexing
    (e) complex indexing.

    differential indexing

  39. Standard taper generally used on milling machine spindles is
  40. (a) Morse
    (b) Brown and Sharpe
    (c) Chapman
    (d) Seller’s
    (e) Metric.

    Brown and Sharpe

  41. For sharpening milling cutters, the width of the land can be reduced by grinding
  42. (a) primary clearance angle
    (b) secondary clearance angle
    (c) rake angle
    (d) suitable nose radius
    (e) back face.

    rake angle

  43. Dovetail milling cutter falls under the category of
  44. (a) a plain milling cutter
    (b) a side milling cutter
    (c) an end milling cutter
    (d) a shaping tool
    (e) fly cutter.

    an end milling cutter

  45. A perfect square on the end of a round shaft can be milled by mounting it on
  46. (a) a differential
    (b) a compound rest
    (c) an index plate
    (d) a dividing head
    (e) universal table.

    a dividing head

  47. In helical milling, the ratio of the circumference of the gear blank to the lead of the helix gives the
  48. (a) angle setting of the machine table
    (b) proper speed to use
    (c) proper feed and depth of cut required
    (d) noof teeth to be cut
    (e) gear ratio for table screw and dividing head.

    angle setting of the machine table

  49. The accurate spacing of teeth in a gear blank requires the use of
  50. (a) a dividing head
    (b) an index plate
    (c) a gear tooth vernier
    (d) a differential mechanism
    (e) universal table.

    a dividing head

  51. Helical gears can be cut on following type of milling machine
  52. (a) vertical
    (b) horizontal
    (c) universal
    (d) drum-type
    (e) multi spindle.

    universal

  53. Feed rate in milling operation is expressed as
  54. (a) mm/tooth
    (b) mm/r.p.mof the milling cutter
    (c) metres/minute
    (d) revolution per minute
    (e) mm.

    mm/tooth

  55. Milling cutters are mounted on a part called the
  56. (a) bracket or brace
    (b) arbor
    (c) shaft
    (d) dividing head
    (e) tang.

    arbor

  57. The angle between the face of the blade and a line passing through the nose parallel to the milling cutter axis is called
  58. (a) axial rake
    (b) radial rake
    (c) relief angle
    (d) clearance angle
    (e) lip angle.

    axial rake

  59. Negative rake is usually provided on
  60. (a) high carbon steel tools
    (b) H.S.Stools
    (c) cemented carbide tools
    (d) none of the above
    (e) all of the above

    cemented carbide tools

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Cover Topic

“planer machine”,”thickness planer machine”

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