The cutting speed is minimum while machining _________ with a high speed steel tool.

A. Cast iron

B. Mild steel

C. Brass

D. Aluminium

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

You can do it
  1. A set of eight form relieved milling cutters for each module is provided to enable cutting of gears…
  2. In a plain milling cutter, the chip space between the back of one tooth and the face of the next tooth…
  3. Which one of the following is a solid state joining process?
  4. The addition of lead, sulphur and phosphorus to low carbon steels, help to
  5. In a shaper
  6. The primary purpose of a sprue in a casting mould is to
  7. A feed gear box for a screw cutting lathe is designed on the basis of
  8. A grinding wheel is said to be of _________ if the abrasive grains can be easily dislodged.
  9. In order to grind soft material
  10. Dielectric is used in
  11. The chamfering is an essential operation after
  12. The lathe spindles at the nose end have
  13. What is the type of welding defect is caused due to stresses on heating and cooling called?
  14. The angle between the shear plane and __________ is called shear angle.
  15. In grinding irregular, curved, tapered, convex and concave surfaces, the grinder used is
  16. Glazing in grinding wheels takes place when the
  17. In drilling Bakelite and fibrous plastics, the point angle of a drill is
  18. What is the type of joining process called, where the parts to be welded are kept in contact and rotated…
  19. The correct sequence of the following parameters in order of their maximum to minimum influence on tool…
  20. The tool material, for faster machining, should have
  21. The velocity of tool along the tool face is known as
  22. In an orthogonal cutting, the depth of cut is halved and the feed rate is double. If the chip thickness…
  23. The lathe centres are provided with standard taper known as
  24. Continuous chips with built up edge are formed during machining of
  25. The tail stock set over method of taper turning is preferred for
  26. Which of the following statement is wrong?
  27. Which of the following statement is wrong as regard to down milling?
  28. A drill mainly used in drilling brass, copper or softer materials, is
  29. The percentage of carbon in gray cast iron is in the range of
  30. Which among the NC operations given below are continuous path operations? Arc Welding (AW), Drilling…