Manufacturing And Production Technology MCQ

Test your knowledge with important Manufacturing And Production Technology MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Manufacturing And Production Technology MCQs at Bissoy

• A left hand tool on a lathe cuts most efficiently when it travels
  ক

  From left to right end of the lathe bed

  খ

  From right to left end of the lathe bed

  গ

  With the help of a compound slide

  ঘ

  Across the bed
• A right hand tool on a lathe cuts most efficiently when it travels
  ক

  From left to right end of the lathe bed

  খ

  From right to left end of the lathe bed

  গ

  With the help of a compound slide

  ঘ

  Across the bed
• The surface finish is improved by the increase in
  ক

  Cutting speed

  খ

  Nose radius

  গ

  True rake angle

  ঘ

  All of these
• In up-cut milling the work piece is fed
  ক

  Against the rotating cutter

  খ

  At angle of 60° to the cutter

  গ

  In the direction of the cutter

  ঘ

  At the right angle to the cutter
• In hot machining, the work is heated by
  ক

  Simple heating

  খ

  Flame heating

  গ

  Induction heating

  ঘ

  Any one of these
• An open structure of a grinding wheel is used for
  ক

  Soft materials

  খ

  Tough materials

  গ

  Ductile materials

  ঘ

  All of these
• The aluminium oxide abrasive is chiefly used for grinding
  ক

  High speed steel

  খ

  Carbon steel

  গ

  Wrought iron

  ঘ

  All of these
• For generating a Coon’s surface we require
  ক

  A set of grid points on the surface

  খ

  A set of grid control points

  গ

  Four bounding curves defining the surface

  ঘ

  Two bounding curves and a set of grid control points
• The trade name of a nonferrous cast alloy composed of cobalt, chromium and tungsten is called
  ক

  Ceramic

  খ

  Stellite

  গ

  Diamond

  ঘ

  Cemented carbide
• Which one among the following welding processes uses non-consumable electrode?
  ক

  Gas metal arc welding

  খ

  Submerged arc welding

  গ

  Gas tungsten arc welding

  ঘ

  Flux coated arc welding
• For turning small taper on long workpiece, the suitable method is
  ক

  By a form tool

  খ

  By setting over the tail stock

  গ

  By a taper turning attachment

  ঘ

  By swiveling the compound rest
• What type of fusion welding process is used for welding sheet metals of all engineering metals (except Cu, Ag) in automobile and air craft industries, pipe and tubing production?
  ক

  Thermit welding

  খ

  Electroslag welding

  গ

  Resistance welding

  ঘ

  Submerged arc Welding
• The grinding wheel speed (surface speed in m/min) usually varies from
  ক

  500 to 1000

  খ

  1000 to 1500

  গ

  1500 to 2000

  ঘ

  2000 to 2500
• The negative rake is usually provided on
  ক

  High carbon steel tools

  খ

  High speed steel tools

  গ

  Cemented carbide tools

  ঘ

  All of these
• The ratio between two consecutive spindle speeds for a six-speed drilling machine using drills of diameter 6.25 to 25 mm size and at a cutting velocity of 18 m/min is
  ক

  1.02

  খ

  1.32

  গ

  1.66

  ঘ

  1.82
• What is the type of joining process called, where the parts to be welded are kept in contact and rotated relative to each other and axial pressure is applied when the desired temperature is obtained?
  ক

  Ultrasonic welding

  খ

  Forge welding

  গ

  Electron beam welding

  ঘ

  Friction welding
• Which of the following statement is correct in regard to centreless grinding?
  ক

  The workpiece is supported throughout its entire length as grinding takes place

  খ

  It is a continuous process and adopted for production work

  গ

  It requires no holding device for the work

  ঘ

  All of the above
• Side rake angle of a single point cutting tool is the angle
  ক

  By which the face of the tool is inclined towards back

  খ

  By which the face of the tool is inclined sideways

  গ

  Between the surface of the flank immediately below the point and a plane at right angles to the centre line of the point of the tool

  ঘ

  Between the surface of the flank immediately below the point and a line drawn from the point perpendicular to the base
• Side relief angle of a single point tool is the angle
  ক

  By which the face of the tool is inclined towards back

  খ

  By which the face of the tool is inclined sideways

  গ

  Between the surface of the flank immediately below the point and a plane at right angles to the centre line of the point of tool

  ঘ

  Between the surface of the flank immediately below the point and a line drawn from the point perpendicular to the base
• Hardness of steel greatly improves with
  ক

  Annealing

  খ

  Cyaniding

  গ

  Normalizing

  ঘ

  Tempering
• What is the method of brazing used to join relatively small assemblies made from materials that either do not oxidize at the brazing temperature or can be protected from oxidation with a flux?
  ক

  Torch brazing

  খ

  Dip brazing

  গ

  Resistance brazing

  ঘ

  Furnace brazing
• Chemical milling operation is performed
  ক

  On universal milling machine

  খ

  On plain milling machine

  গ

  In a tank containing an etching solution

  ঘ

  Any one of these
• A hole is of dimension φ = 9 ₊0⁺⁰∙⁰¹⁵ mm. The corresponding shaft is of dimension φ = 9 ₊0.001⁺⁰∙⁰¹⁰ mm. The resulting assembly has
  ক

  Loose running fit

  খ

  Close running fit

  গ

  Transition fit

  ঘ

  Interference fit
• In an orthogonal cutting, the depth of cut is halved and the feed rate is double. If the chip thickness ratio is unaffected with the changed cutting conditions, the actual chip thickness will be
  ক

  Doubled

  খ

  Halved

  গ

  Quadrupled

  ঘ

  Unchanged
• The broaching operation in which either the work or the tool moves across the other, is known as
  ক

  Pull broaching

  খ

  Push broaching

  গ

  Surface broaching

  ঘ

  Continuous broaching
• The lathe spindles at the nose end have
  ক

  Internal screw threads

  খ

  External screw threads

  গ

  No threads

  ঘ

  Tapered threads
• For harder alloy steel, the point angle of the drill is kept
  ক

  Equal to 118°

  খ

  Less than 118°

  গ

  More than 118°

  ঘ

  Any one of these
• For softer materials, the point angle of the drill is kept
  ক

  Equal to 118°

  খ

  Less than 118°

  গ

  More than 118°

  ঘ

  Any one of these
• If the cutting speed is increased, then the built-up-edge
  ক

  Becomes longer

  খ

  May or may not form

  গ

  Becomes smaller and finally does not form at all

  ঘ

  Has nothing to do with speed
• The height of each tooth of a broach is
  ক

  Same throughout

  খ

  In progressively decreasing order

  গ

  In progressively increasing order

  ঘ

  None of these