Discussion
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- Question
The purpose of jigs and fixtures is to
Options- A. increase machining accuracy
- B. facilitate interchangeability
- C. decrease expenditure on quality control
- D. all of these
- Correct Answer
- all of these
- 1. The velocity of tool along the tool face is known as
Options- A. shear velocity
- B. chip velocity
- C. cutting velocity
- D. mean velocity Discuss
- 2. The method of centreless grinding used to produce taper is
Options- A. infeed grinding
- B. through feed grinding
- C. endfeed grinding
- D. any one of these Discuss
- 3. In machining soft materials, a tool with negative relief angle is used.
Options- A. Correct
- B. Incorrect Discuss
- 4. Any number of equal divisions can be obtained on milling machine by
Options- A. direct indexing
- B. simple indexing
- C. compound indexing
- D. differential indexing Discuss
- 5. The factor responsible for the formation of continuous chips with built up edge is
Options- A. low cutting speed and large rake angle
- B. low cutting speed and small rake angle
- C. high cutting speed and large rake angle
- D. high cutting speed and small rake angle Discuss
- 6. The trade name of a non-ferrous cast alloy composed of cobalt, chromium and tungsten is called
Options- A. ceramic
- B. stellite
- C. diamond
- D. cemented carbide Discuss
- 7. The size of a shaper is given by
Options- A. stroke length
- B. motor power
- C. mass of machine
- D. rate size Discuss
- 8. The type of reamer used for reaming operation in a blind hole, is
Options- A. straight fluted reamer
- B. left hand spiral fluted reamer
- C. right hand spiral fluted reamer
- D. any one of these Discuss
- 9. Cutting fluid has no effect on the tool life.
Options- A. True
- B. False Discuss
- 10. In a single point tool, the angle between the surface of the flank immediately below the point and a line drawn from the point perpendicular to the base, is known as
Options- A. side relief angle
- B. end relief angle
- C. back rake angle
- D. side rake angle Discuss
Production Engineering problems
Search Results
Correct Answer: chip velocity
Correct Answer: endfeed grinding
Correct Answer: Correct
Correct Answer: simple indexing
Correct Answer: low cutting speed and small rake angle
Correct Answer: stellite
Correct Answer: stroke length
Correct Answer: right hand spiral fluted reamer
Correct Answer: False
Correct Answer: end relief angle
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