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A hole is of dimension φ = 9 ₊0⁺⁰⁰¹⁵ mm. The corresponding shaft is of dimension φ = 9 ₊0.001⁺⁰⁰¹⁰ mm. The resulting assembly has

A. Loose running fit

B. Close running fit

C. Transition fit

D. Interference fit

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  1. The tool may fail due to
  2. The percentage of carbon in gray cast iron is in the range of
  3. For harder alloy steel, the point angle of the drill is kept
  4. The size of a lathe is specified by the
  5. The obtuse angle, included between the chisel edge and the lip as viewed from the end of a drill, is…
  6. Tool signature consists of __________ elements.
  7. Volume of a cube of side l and volume of a sphere of radius r are equal. Both the cube and the sphere…
  8. The silicon carbide abrasive is chiefly used for grinding
  9. In the relation VTn = C, the value of n for ceramic tools is
  10. The maximum possible draft in cold rolling of sheet increases with the
  11. The soft grade grinding wheels are denoted by the letters
  12. In oblique cutting system, the maximum chip thickness
  13. Hard and tough materials like cast iron should be turned at
  14. The grade of grinding wheel depends upon
  15. Glazing in grinding wheels takes place when the
  16. Chemical milling operation is performed
  17. In hot machining, the work is heated by
  18. In oblique cutting system, the cutting edge of the tool
  19. The rake angle of a single point cutting tool corresponds to _________ of a twist drill.
  20. In ultrasonic machining, the metal is removed by
  21. High speed steel drills can be operated at about _________ the speed of high carbon steel drills.
  22. The vector sum of cutting velocity and chip velocity is __________ shear velocity.
  23. In a metal arc welding process, metal transfer across the arc may take place by a method of material…
  24. The tool life in case of a grinding wheel is the time
  25. Match the following metal forming processes with their associated stresses in the work piece. Metal…
  26. The saw milling is an operation of
  27. Gear lapping is an operation
  28. The main purpose of spheroidising treatment is to improve
  29. The broaching operation in which the work moves past the stationary tool is called
  30. The work or surface speed for cylindrical grinding varies from