The lead screw of a lathe has _________ threads.

A. Single start

B. Double start

C. Multi-start

D. Any one of these

Please do not use chat terms. Example: avoid using "grt" instead of "great".

You can do it
  1. A solid cylinder of diameter 100 mm and height 50 mm is forged between two frictionless flat dies to…
  2. The lathe spindles at the nose end have
  3. Climb milling is chosen while machining because
  4. A single point thread cutting tool should ideally hav
  5. Larger than 15° side cutting edge angle
  6. Relief angles on high speed steel tools usually vary from
  7. Which of the following statement is correct for orthogonal cutting system?
  8. A right hand tool on a lathe cuts most efficiently when it travels
  9. In drilling aluminium, a drill with
  10. Chemical milling operation is performed
  11. In centreless grinding, work place centre will be
  12. Which one of the following is a solid state joining process?
  13. Which of the following parameters govern the value of shear angle in continuous chip formation?
  14. The different spindle speeds on a lathe form
  15. Which of the following engineering materials is the most suitable candidate for hot chamber die casting?
  16. A dense structure of a grinding wheel is used for
  17. The relation between tool life (T) and cutting speed (V) is VTn = Constant. In this relation, the value…
  18. A taper tap has
  19. In hot machining, the work is heated by
  20. A feed gear box for a screw cutting lathe is designed on the basis of
  21. Drilling is an example of
  22. The tool material, for faster machining, should have
  23. The velocity of tool along the tool face is known as
  24. The trade name of a nonferrous cast alloy composed of cobalt, chromium and tungsten is called
  25. The abrasive recommended for grinding materials of low tensile strength is
  26. A bottoming tap has
  27. The process of removing metal by a cutter which is rotated against the direction of travel of workpiece,…
  28. Two 1 mm thick steel sheets are to be spot welded at a current of 5000 A. Assuming effective resistance…
  29. The cutting speed for counter-boring should be _________ that of drilling operation.
  30. The strength of a brazed joint