Discussion
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- Question
A process used for making thin phosphate coating on steel is called parkerising.
Options- A. Correct
- B. Incorrect
- Correct Answer
- Correct
- 1. A gimlet is a __________ tool.
Options- A. boring
- B. marking Discuss
- 2. A file with 50 - 60 teeth in 25 mm is called bastard file.
Options- A. True
- B. False Discuss
- 3. A ring gauge is used to
Options- A. check the diameter of shafts or studs
- B. test the accuracy of holes
- C. check the clearance between two mating surfaces
- D. all of the above Discuss
- 4. The oxy-acetylene gas used in gas welding produce a flame temperature of
Options- A. 1800°C
- B. 2100°C
- C. 2400°C
- D. 3200°C Discuss
- 5. The operation of cutting a number of holes evenly spaced in a regular pattern on a sheet of metal is. called perforating.
Options- A. Agree
- B. Disagree Discuss
- 6. In a __________ , the molten metal is poured and allowed to solidify while the mould is revolving.
Options- A. die casting method
- B. slush casting method
- C. permanent mould casting method
- D. centrifugal casting method Discuss
- 7. The parts of circular cross-section which are symmetrical about the axis of rotation are made by
Options- A. hot forging
- B. hot spinning
- C. hot extrusion
- D. hot drawing Discuss
- 8. A progressive limit gauge has
Options- A. 'Go' and 'Not go' member on the same side of the gauge
- B. separate 'Go' and 'Not go' members
- C. 'Go' member at one end and 'Not go' member at the other end
- D. none of the above Discuss
- 9. The advantage of thermit welding is that
Options- A. all parts of the weld section are molten at the same time
- B. weld cools almost uniformly
- C. results in a minimum problem with internal residual stresses
- D. all of the above Discuss
- 10. During cold working process
Options- A. grain structure is distorted
- B. strength and hardness of metal increases
- C. close dimensional tolerance can be maintained
- D. all of the above Discuss
Workshop Technology problems
Search Results
Correct Answer: boring
Correct Answer: False
Correct Answer: check the diameter of shafts or studs
Correct Answer: 3200°C
Correct Answer: Agree
Correct Answer: centrifugal casting method
Correct Answer: hot spinning
Correct Answer: 'Go' and 'Not go' member on the same side of the gauge
Correct Answer: all of the above
Correct Answer: all of the above
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