In hot machining, the work is heated by

A. Simple heating

B. Flame heating

C. Induction heating

D. Any one of these

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

You can do it
  1. In Oxyacetylene gas welding, temperature at the inner cone of the flame is around
  2. Tumbler gears in lathe are used to
  3. In ultrasonic machining, tool is made of
  4. The lip clearance angle is the angle formed by the
  5. In ECM, the material removal is due to
  6. Larger end cutting edge angle _________ tool life.
  7. The hard grade grinding wheels are denoted by the letters
  8. Discontinuous chips are formed during machining of
  9. The capacity of a material to be welded under the imposed fabrication conditions into a specific, suitably…
  10. When the temperature of a solid metal increases,
  11. The facing is an operation of
  12. The example of snag grinding is
  13. Side relief angle of a single point tool is the angle
  14. The tail stock set over method of taper turning is preferred for
  15. In DC arc welding, if leads are arranged in work as Negative pole of the welding arc and electrode as…
  16. Gear burnishing is a process for
  17. The tap used to cut threads in a blind hole is
  18. Cold working of steel is defined as working
  19. The main purpose of a boring operation, as compared to drilling, is to
  20. The depth of cut in drilling is __________ the drill diameter.
  21. Gear finishing operation is called
  22. Which of the following statement is correct regarding grinding of high carbon steel?
  23. In metal machining, the zone where the heat is generated due to friction between the moving chip and…
  24. The method of grinding used to produce a straight or tapered surface on a workpiece, is
  25. The cutting speed of a drill depends upon the
  26. The hardness of a grinding wheel is determined by the
  27. Segmental chips are formed during machining
  28. The correct sequence of tool materials in increasing order of their ability to retain their hot hardness…
  29. The rear teeth of a broach
  30. Jigs are used