Discussion
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- Question
In electric resistance welding, pressure is applied just after the completion of current.
Options- A. True
- B. False
- Correct Answer
- True
- 1. Neutral flame is usd to weld
Options- A. steel
- B. cast iron
- C. copper
- D. all of these Discuss
- 2. Acetylene gas is stored in cylinders in
Options- A. solid form
- B. gaseous form
- C. liquid form
- D. any one of these Discuss
- 3. The length of hacksaw blade is the distance between the outside edges of the holes which fits over the pins.
Options- A. Agree
- B. Disagree Discuss
- 4. A file with 20 teeth in 25 mm is called
Options- A. rough file
- B. bastard file
- C. second cut file
- D. smooth file Discuss
- 5. Lap joints are employed on plates having thickness
Options- A. less than 3 mm
- B. 5 to 10 mm
- C. 12.5 mm
- D. above 25 mm Discuss
- 6. Scribing block is used to
Options- A. hold the round bars during marking
- B. check the trueness of flat surfaces
- C. locate the centres of round bars
- D. check the surface roughness Discuss
- 7. V-block is used to
Options- A. check the trueness of flat surfaces
- B. locate centres of round rods
- C. check the surface roughness
- D. none of these Discuss
- 8. In order to deliver molten metal from pouring basin to gate, a __________ is used.
Options- A. riser
- B. sprue
- C. core Discuss
- 9. A basic shaft is one whose
Options- A. lower deviation is zero
- B. upper deviation is zero
- C. lower and upper deviations are zero
- D. none of these Discuss
- 10. Piercing is an operation of cutting
Options- A. a cylindrical hole in a sheet of metal by the punch and the die
- B. a hole (other than cylindrical) in a sheet of metal by the punch and the die
- C. a flat sheet to the desired shape
- D. a number of holes evenly spaced in a regular pattern on a sheet of metal Discuss
Workshop Technology problems
Search Results
Correct Answer: all of these
Correct Answer: liquid form
Correct Answer: Agree
Correct Answer: rough file
Correct Answer: less than 3 mm
Correct Answer: locate the centres of round bars
Correct Answer: none of these
Correct Answer: sprue
Correct Answer: upper deviation is zero
Correct Answer: a hole (other than cylindrical) in a sheet of metal by the punch and the die
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