Discussion
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- Question
The top and sides of the table of a shaper usually have
Options- A. L-type slots
- B. T-type slots
- C. I-type slots
- D. any one of these
- Correct Answer
- T-type slots
- 1. Crater wear is predominant in
Options- A. carbon tool steels
- B. tungsten carbide tools
- C. high speed steel tools
- D. ceramic tools Discuss
- 2. As the cutting speed increases, tool life decreases.
Options- A. Yes
- B. No Discuss
- 3. An important geometrical quantity in the cutting of metals which can be used as a criterion for machinability of metals is
Options- A. cutting speed
- B. feed rate
- C. shear angle
- D. tool geometry Discuss
- 4. Thread grinding requires work speed from
Options- A. 1 to 3 m/min
- B. 5 to 10 m/min
- C. 10 to 14 m/min
- D. 14 to 20 m/min Discuss
- 5. The rear teeth of a broach
Options- A. perform burnishing operation
- B. remove minimum metal
- C. remove maximum metal
- D. remove no metal Discuss
- 6. The swing diameter over the bed is __________ the height of the centre measured from the bed of the lathe.
Options- A. equal to
- B. twice
- C. thrice
- D. one-half Discuss
- 7. The abrasive recommended for grinding materials of high tensile strength is
Options- A. silicon carbide
- B. aluminium oxide
- C. sand stone
- D. diamond Discuss
- 8. Glazing in grinding wheels can be decreased by
Options- A. using a harder wheel or by increasing the wheel speed
- B. using a softer wheel or by decreasing the wheel speed
- C. using a harder wheel or by decreasing the wheel speed
- D. using a softer wheel or by increasing the wheel speed Discuss
- 9. Threading is an operation of
Options- A. smoothing and squaring the surface around a hole
- B. sizing and finishing a small diameter hole
- C. producing a hole by removing metal along the circumference of a hollow cutting tool
- D. cutting helical grooves on the external cylindrical surface Discuss
- 10. Down milling is also called
Options- A. conventional milling
- B. climb milling
- C. end milling
- D. face milling Discuss
Production Engineering problems
Search Results
Correct Answer: tungsten carbide tools
Correct Answer: Yes
Correct Answer: shear angle
Correct Answer: 1 to 3 m/min
Correct Answer: remove maximum metal
Correct Answer: twice
Correct Answer: aluminium oxide
Correct Answer: using a softer wheel or by decreasing the wheel speed
Correct Answer: cutting helical grooves on the external cylindrical surface
Correct Answer: climb milling
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