Discussion
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- Question
The tail stock set over method of taper turning is preferred for
Options- A. internal tapers
- B. small tapers
- C. long slender tapers
- D. steep tapers
- Correct Answer
- long slender tapers
- 1. The dressing and truing of grinding wheel are done with the same tools but not for the same purpose.
Options- A. Agree
- B. Disagree Discuss
- 2. The chuck preferred for quick setting and accurate centering of a job is
Options- A. four jaw independent chuck
- B. collect chuck
- C. three jaw universal chuck
- D. magnetic chuck Discuss
- 3. A numerical method of identification of tool is known as tool signature.
Options- A. Correct
- B. Incorrect Discuss
- 4. In gear hobbing
Options- A. only hob rotates
- B. only gear blank rotates
- C. both hob and gear blank rotates
- D. neither hob nor gear blank rotates Discuss
- 5. Flank wear is due to the abrasive action of hard mis-constituents including debris from built up edge as the work material rubs the work surface.
Options- A. Correct
- B. Incorrect Discuss
- 6. The effect of setting a boring tool above centre height leads to
Options- A. increase in the effective rake angle and a decrease in the effective clearance angle
- B. increase in both effective rake angle and effective clearance angle
- C. decrease in the effective rake angle and an increase in the effective clearance angle
- D. decrease in both effective rake angle and effective clearance angle Discuss
- 7. The tool life __________ as the cutting speed increases.
Options- A. decreases
- B. increases Discuss
- 8. Chemical milling operation is performed
Options- A. on universal milling machine
- B. on plain milling machine
- C. in a tank containing an etching solution
- D. any one of these Discuss
- 9. The thrust force will increase with the increase in
Options- A. side cutting edge angle
- B. tool nose radius
- C. rake angle
- D. end cutting edge angle Discuss
- 10. Which of the following statement is correct about nose radius?
Options- A. It improves tool life
- B. It improves the surface finish
- C. both (a) and (b)
- D. none of these Discuss
Production Engineering problems
Search Results
Correct Answer: Agree
Correct Answer: collect chuck
Correct Answer: Correct
Correct Answer: both hob and gear blank rotates
Correct Answer: Correct
Correct Answer: increase in the effective rake angle and a decrease in the effective clearance angle
Correct Answer: decreases
Correct Answer: in a tank containing an etching solution
Correct Answer: side cutting edge angle
Correct Answer: both (a) and (b)
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