Discussion
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- Question
High speed steel cutting tools operate at cutting speeds __________ than carbon steel tools.
Options- A. 2 to 3 times lower
- B. 2 to 3 times higher
- C. 5 to 8 times higher
- D. 8 to 20 times higher
- Correct Answer
- 2 to 3 times higher
- 1. The guideways are of
Options- A. flat type
- B. V-type
- C. dovetail type
- D. any one of these Discuss
- 2. In oblique cutting system, the maximum chip thickness
Options- A. occurs at the middle
- B. may not occur at the middle
- C. depends upon the material of the tool
- D. depends upon the geometry of the tool Discuss
- 3. The soft grade grinding wheels are denoted by the letters
Options- A. A to H
- B. I to P
- C. Q to Z
- D. A to P Discuss
- 4. The snag grinding is done
Options- A. to produce good surface finish and high degree of accuracy
- B. to remove considerable amount of metal without regard to accuracy of the finished surface
- C. to grind exterior cylindrical surfaces
- D. any one of the above Discuss
- 5. A set of eight form relieved milling cutters for each module is provided to enable cutting of gears of different
Options- A. materials
- B. types of gears
- C. number of teeth
- D. width of gears Discuss
- 6. The material which on machining produces chips with built up edge is
Options- A. brittle material
- B. tough material
- C. hard material
- D. ductile material Discuss
- 7. The continuous chips are in the form of long coils having the same thickness throughout.
Options- A. Agree
- B. Disagree Discuss
- 8. The chisel edge angle of a drill is usually 120° to 135°.
Options- A. Correct
- B. Incorrect Discuss
- 9. The main purpose of a boring operation, as compared to drilling, is to
Options- A. drill a hole
- B. finish the drilled hole
- C. correct the hole
- D. enlarge the existing hole Discuss
- 10. In down milling, the thickness of chip is
Options- A. minimum at the beginning of the cut and maximum at the end of the cut
- B. maximum at the beginning of the cut and minimum at the end of the cut
- C. uniform throughout the cut
- D. none of these Discuss
Production Engineering problems
Search Results
Correct Answer: any one of these
Correct Answer: may not occur at the middle
Correct Answer: A to H
Correct Answer: to remove considerable amount of metal without regard to accuracy of the finished surface
Correct Answer: number of teeth
Correct Answer: ductile material
Correct Answer: Agree
Correct Answer: Correct
Correct Answer: enlarge the existing hole
Correct Answer: maximum at the beginning of the cut and minimum at the end of the cut
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