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  • Question
  • In order to prevent tool from rubbing the work __________ on tools are provided.


  • Options
  • A. rake angles
  • B. relief angles

  • Correct Answer
  • relief angles 


  • Production Engineering problems


    Search Results


    • 1. Which of the following statement is incorrect with reference of lathe cutting tools?

    • Options
    • A. The flank of the tool is the surface or surfaces below and adjacent to the cutting edges
    • B. The nose is the corner, arc or chamfer joining the side cutting and the end cutting edges
    • C. The heel is that part of the tool which is shaped to produce the cutting edges and face
    • D. The base is that surface of the shank which bears against the support and takes tangent pressure of the cut
    • Discuss
    • 2. A fine grained grinding wheel is used to grind hard materials.

    • Options
    • A. Correct
    • B. Incorrect
    • Discuss
    • 3. If the diameter of the hole is subject to considerable variation, then for locating in jigs and fixtures, the pressure type of locator used is

    • Options
    • A. conical locator
    • B. cylindrical locator
    • C. diamond pin locator
    • D. vee locator
    • Discuss
    • 4. In the relation VTn = C, the value of n for carbide tools is

    • Options
    • A. 0.1 to 0.2
    • B. 0.20 to 0.25
    • C. 0.25 to 0.40
    • D. 0.40 to 0.55
    • Discuss
    • 5. A fixture does not guide the tool.

    • Options
    • A. Correct
    • B. Incorrect
    • Discuss
    • 6. Crater wear occurs mainly on the

    • Options
    • A. nose part, front relief face and side relief face of the cutting tool
    • B. face of the cutting tool at a short distance from the cutting edge only
    • C. cutting edge only
    • D. front face only
    • Discuss
    • 7. Lapping is an operation of

    • Options
    • A. making a cone-shaped enlargement of the end of a hole
    • B. smoothing and squaring the surface around a hole
    • C. sizing and finishing a small diameter hole
    • D. producing a hole by removing metal along the circumference of a hollow cutting tool
    • Discuss
    • 8. Grinding wheels should be tested for balance

    • Options
    • A. only at the time of manufacture
    • B. before starting the grinding operation
    • C. at the end of grinding operation
    • D. occasionally
    • Discuss
    • 9. A twist drill is a

    • Options
    • A. side cutting tool
    • B. front cutting tool
    • C. end cutting tool
    • D. none of these
    • Discuss
    • 10. Cast iron during machining produces

    • Options
    • A. continuous chips
    • B. discontinuous chips
    • C. continuous chips with built-up-edge
    • D. none of these
    • Discuss


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