Carbide tipped tools usually have

A. Negative rake angle

B. Positive rake angle

C. Any rake angle

D. No rake angle

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

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  1. In grinding irregular, curved, tapered, convex and concave surfaces, the grinder used is
  2. The operation performed on a shaper is
  3. In oblique cutting system, the maximum chip thickness
  4. The cutting speed for counter-boring should be _________ that of drilling operation.
  5. If the tearing efficiency of a riveted joint is 50%, then ratio of rivet hole diameter to the pitch…
  6. The snag grinding is done
  7. Tumbler gears in lathe are used to
  8. The hole to be drilled for tapping is _________ the outside diameter of the thread on the tap.
  9. The taper on the lathe spindle is
  10. Which of the following statement is correct as regard to up milling?
  11. The grade of grinding wheel depends upon
  12. A __________ grinding wheel is used to grind soft materials.
  13. Crater wear is mainly due to the phenomenon known as
  14. The factor considered for evaluation of machinability is
  15. Jigs are used
  16. In an interchangeable assembly, shafts of size 25.000 -0.010⁺⁰⁰⁴⁰…
  17. The advantage of a broaching operation is that
  18. The correct sequence of the following parameters in order of their maximum to minimum influence on tool…
  19. The common welding error that occurs due to wrong speed, faulty preparation, and high / low current,…
  20. Which of the following statement is wrong about ultrasonic machining?
  21. Which of the following parameters govern the value of shear angle in continuous chip formation?
  22. The abrasive recommended for grinding materials of high tensile strength is
  23. The cutting speed for drilling __________ with high speed steel drills is 24 to 45 m/min.
  24. In centreless grinders, the regulating wheel is inclined at
  25. Lathe bed is made of
  26. A drill mainly used in drilling brass, copper or softer materials, is
  27. In electro-discharge machining, dielectric is used to
  28. Fixtures are used
  29. The primary purpose of a sprue in a casting mould is to
  30. In ultrasonic machining, the metal is removed by