Discussion
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- Question
The welding set up is said to have reversed polarity when the work is connected to the negative terminal and the electrode holder to the positive terminal.
Options- A. Agree
- B. Disagree
- Correct Answer
- Agree
- 1. In a __________ , both cutting and non-cutting operations are performed at one station of the press in every stroke of the ram.
Options- A. simple die
- B. progressive die
- C. combination die
- D. compound die Discuss
- 2. The operation of straightening a curved sheet metal, is known as
Options- A. drawing
- B. squeezing
- C. coining
- D. planishing Discuss
- 3. An oxidising process used for aluminium and magnesium articles is called
Options- A. galvanising
- B. anodising
- C. parkerising
- D. sheradising Discuss
- 4. Cold working requires much higher pressure that hot working.
Options- A. Correct
- B. Incorrect Discuss
- 5. The current in electric resistance welding can be regulated by
Options- A. varying the input supply
- B. changing the primary turns of the transformer
- C. changing the secondary turns of the transformer
- D. any one of the above Discuss
- 6. Most of the oxy-acetylene welding is done with
Options- A. neutral flame
- B. oxidising flame
- C. carburising flame
- D. all of these Discuss
- 7. In a compound die
Options- A. only one operation is performed at each stroke of the ram
- B. two or more operations are performed simultaneously at the single stroke of the ram
- C. two or more cutting operations are performed at one station of the press in every stroke of the ram
- D. both cutting and non-cutting operations are performed at one station of the press in every stroke of the ram Discuss
- 8. A rip saw
Options- A. is a two man saw
- B. is used for cutting along the grains of wood
- C. has a narrow blade with two wooden handles
- D. all of the above Discuss
- 9. Notching is the operation of
Options- A. cutting a sheet of metal in a straight line along the length
- B. removal of metal to the desired shape from the edge of a plate
- C. cutting a sheet of metal through part of its length and then bending the cut portion
- D. bending a sheet of metal along a curved axis Discuss
- 10. In order to check the clearance between two mating surfaces, a __________ gauge should be used.
Options- A. ring
- B. plug
- C. feeler Discuss
Workshop Technology problems
Search Results
Correct Answer: combination die
Correct Answer: planishing
Correct Answer: anodising
Correct Answer: Correct
Correct Answer: changing the primary turns of the transformer
Correct Answer: neutral flame
Correct Answer: two or more cutting operations are performed at one station of the press in every stroke of the ram
Correct Answer: is used for cutting along the grains of wood
Correct Answer: removal of metal to the desired shape from the edge of a plate
Correct Answer: feeler
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