Discussion
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- Question
Which of the following operations can be performed with milling cutters?
Options- A. cutting key ways on shafts
- B. cutting external screw threads
- C. cutting teeth of spur gears
- D. all of these
- Correct Answer
- all of these
- 1. Down milling is also called
Options- A. conventional milling
- B. climb milling
- C. end milling
- D. face milling Discuss
- 2. 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
- 3. 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
- 4. The abrasive recommended for grinding materials of high tensile strength is
Options- A. silicon carbide
- B. aluminium oxide
- C. sand stone
- D. diamond Discuss
- 5. 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
- 6. Back rake angle of a single point tool is the angle by which the face of the tool is inclined towards back.
Options- A. Agree
- B. Disagree Discuss
- 7. In machining metals, chips break due to __________ of work material.
Options- A. toughness
- B. ductility
- C. elasticity
- D. work hardening Discuss
- 8. In continuous chip cutting, the maximum heat is taken by the cutting tool.
Options- A. Yes
- B. No Discuss
- 9. The depth of cut in drilling is __________ the drill diameter.
Options- A. equal to
- B. one-fourth
- C. one-half
- D. double Discuss
- 10. When the backgear is engaged in a backgeared headstock, the spindle speed reduces considerably.
Options- A. Agree
- B. Disagree Discuss
Production Engineering problems
Search Results
Correct Answer: climb milling
Correct Answer: cutting helical grooves on the external cylindrical surface
Correct Answer: using a softer wheel or by decreasing the wheel speed
Correct Answer: aluminium oxide
Correct Answer: twice
Correct Answer: Agree
Correct Answer: work hardening
Correct Answer: No
Correct Answer: one-half
Correct Answer: Agree
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