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The average cutting speed for turning brass with a high speed steel tool is

A. 15 to 19 m/min

B. 25 to 31 m/min

C. 60 to 90 m/min

D. 90 to 120 m/min

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  1. For fast removal of materials during grinding, a _________ grinding wheel is used.
  2. The tool life is affected by
  3. When the metal is removed by erosion caused by rapidly recurring spark discharges between the tool and…
  4. The structure of a grinding wheel depends upon
  5. In a milling operation, two side milling cutters are mounted with a desired distance between them so…
  6. Which of the following statement is correct about hot machining?
  7. The object of caulking in a riveted joint is to make the joint
  8. When the end of a tap is tapered for about three or four threads, it is known as a
  9. Cutting fluids are used to
  10. The mechanism of material removal in EDM process is
  11. In a planer
  12. A mandrel is used to hold
  13. In transverse grinding
  14. A dense structure of a grinding wheel is used for
  15. The silicon carbide abrasive is chiefly used for grinding
  16. In ECM, the material removal is due to
  17. In machining metals, chips break due to __________ of work material.
  18. The crystal structure of austenite is
  19. The grinding operation is a
  20. Tool life is measured by the
  21. An important geometrical quantity in the cutting of metals which can be used as a criterion for machinability…
  22. In Oxyacetylene gas welding, temperature at the inner cone of the flame is around
  23. In which of the following machine, the work rotates and the tool is stationary?
  24. The tool life is said to be over if
  25. EDM machining is applied for
  26. The lathe centres are provided with standard taper known as
  27. Tool life is generally better when
  28. The usual value of the point angle of a drill is
  29. Broaching is applied for machining
  30. Down milling is also called