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- Question
Linde welding uses
Options- A. neutral flame and right-ward technique
- B. oxidising flame and left-ward technique
- C. neutral flame and left-ward technique
- D. carburising flame and right-ward technique
- Correct Answer
- carburising flame and right-ward technique
- 1. A large electrode is used in un-shielded arc welding.
Options- A. Correct
- B. Incorrect Discuss
- 2. In welding aluminium with TIG arc welding, alternating current is used.
Options- A. Correct
- B. Incorrect Discuss
- 3. Shift is a casting defect which
Options- A. results in a mismatching of the top and bottom parts of a casting
- B. results in general enlargement of a casting
- C. occurs near the ingates as rough lumps on the surface of a casting
- D. occurs as sand patches on the upper surface of a casting Discuss
- 4. Slick is used for repairing and finishing the mould.
Options- A. Correct
- B. Incorrect Discuss
- 5. The maximum flame temperature occurs
Options- A. at the outer cone
- B. at the inner cone
- C. between the outer and inner cone
- D. at the torch tip Discuss
- 6. When filing soft metals, the file teeth are clogged with minute particles of metal. The file should be cleaned by
Options- A. washing it with water
- B. rubbing on wood
- C. washing it with dilute acid
- D. using file card Discuss
- 7. The oxygen cylinder is usually painted with
Options- A. black colour
- B. white colour
- C. maroon colour
- D. yellow colour Discuss
- 8. In fore-hand welding, the angle between the welding torch and the work is __________ as compared to back-hand welding.
Options- A. same
- B. less
- C. more Discuss
- 9. The recrystallisation temperature of steel is
Options- A. 400° C
- B. 600° C
- C. 800° C
- D. none of these Discuss
- 10. Forming is the operation of removing metal to the desired shape from the edge of a plate.
Options- A. Correct
- B. Incorrect Discuss
Workshop Technology problems
Search Results
Correct Answer: Correct
Correct Answer: Correct
Correct Answer: results in a mismatching of the top and bottom parts of a casting
Correct Answer: Correct
Correct Answer: at the inner cone
Correct Answer: using file card
Correct Answer: black colour
Correct Answer: less
Correct Answer: 800° C
Correct Answer: Incorrect
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