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Slow speed of the spindle is necessary in

A. Thread cutting

B. Turning a work of larger diameter

C. Turning a hard or tough material

D. All of these

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  1. In metal machining, the zone where the maximum heat is generated due to the plastic deformation of metal,…
  2. Gear finishing operation is called
  3. Any number of equal divisions can be obtained on milling machine by
  4. In a centre lathe, the cutting tool is fed in _________ with reference to the lathe axis.
  5. A __________ grinding wheel is used to grind soft materials.
  6. The material property which depends only on the basic crystal structure is
  7. The grinding of long, slender shafts or bars is usually done by
  8. The trade name of a nonferrous cast alloy composed of cobalt, chromium and tungsten is called
  9. Gears can be best produced on mass production by
  10. The main purpose of a boring operation, as compared to drilling, is to
  11. An expendable pattern is used in
  12. It is required to cut screw threads of 2 mm pitch on a lathe. The lead screw has a pitch of 6 mm. If…
  13. It is desired to perform the operations like drilling, reaming, counter-boring etc. on a work piece.…
  14. The chuck used for setting up of heavy and irregular shaped work should be
  15. The tool may fail due to
  16. The drill spindles are provided with standard taper known as
  17. The negative rake is usually provided on
  18. When the cutting edge of the tool is dull, then during machining
  19. Quality screw threads are produced by
  20. When the shear angle is small
  21. If a particular Fe-C alloy contains less than 0.83% carbon, it is called
  22. In a shaper, the length of stroke is increased by
  23. The cutting speed for drilling aluminium, brass and bronze with carbon steel drills is _________ cutting…
  24. In which of the following milling machine, the table can be tilted in a vertical plane by providing…
  25. Which of the following statement is wrong as regard to down milling?
  26. In which of the following machine, the work is usually rotated while the drill is fed into work?
  27. In a plain milling cutter, the chip space between the back of one tooth and the face of the next tooth…
  28. The operation performed on a shaper is
  29. The cutting speed for drilling copper with high speed steel drills varies from
  30. The snag grinding is done