Machine Tools Tests MCQ

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• What is the deflection if mandrel (Taper shank) of working length 75 mm?
  ক

  Less than 0.65 μm

  খ

  Less than 0.75 μm

  গ

  Less than 0.85 μm

  ঘ

  Less than 0.95 μm
• What kind of surface is produced if the axis of the spindle is not parallel to the bed in horizontal direction?
  ক

  Straight

  খ

  Threaded

  গ

  Tapered

  ঘ

  Stepped
• Which of the following is not true about mandrels?
  ক

  Used in alignment test

  খ

  Mandrel between centres have has 2 reference marks

  গ

  Mandrel of large diameter made tubular

  ঘ

  Test mandrel with taper shanks has conical shanks
• Which of the following is used to test straightness of bed in the transverse direction of long beds?
  ক

  Autocollimator

  খ

  Straight edge

  গ

  Taut wire method

  ঘ

  Spirit level
• Which of the following is used to test leveling of machine bed?
  ক

  Feeler gauge

  খ

  Slip gauge

  গ

  Sensitive spirit level

  ঘ

  Mandrels
• What is the axial slip?
  ক

  Axial spindle movement

  খ

  Axial machine movement

  গ

  Axial levelling of machine

  ঘ

  Axial alignment of locating cylinder
• Which type of test is done on the main spindle of a machine?
  ক

  True running

  খ

  Alignment

  গ

  Levelling

  ঘ

  Flatness
• In which plane the test for the level of installation of the machine takes place?
  ক

  In vertical plane

  খ

  In horizontal plane

  গ

  In oblique plane

  ঘ

  In both vertical and horizontal plane