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Workshop Technology
Comments
Question
The property of sand due to which it evolves a great amount of steam and other gases is called
Options
A. collapsibility
B. permeability
C. cohesiveness
D. adhesiveness
Correct Answer
permeability
Workshop Technology problems
Search Results
1. A plug gauge is used to check the diameter of shafts and studs.
Options
A. Correct
B. Incorrect
Show Answer
Scratch Pad
Discuss
Correct Answer: Incorrect
2. The cross-section of a chisel is usually
Options
A. rectangular
B. square
C. hexagonal
D. octagonal
Show Answer
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Discuss
Correct Answer: octagonal
3. The fullers are used
Options
A. for finishing flat surfaces
B. for necking down a piece of work
C. for punching a hole
D. to finish the punched hole
Show Answer
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Discuss
Correct Answer: for necking down a piece of work
4. Which of the following methods can be used for manufacturing 2 metre long seamless metallic tubes?
Options
A. Drawing
B. Extrusion
C. Rolling
D. Extrusion and rolling
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Correct Answer: Extrusion and rolling
5. In arc welding, the electric arc is produced between the work and the electrode by
Options
A. voltage
B. flow of current
C. contact resistance
D. all of these
Show Answer
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Discuss
Correct Answer: contact resistance
6. In back-hand welding, the angle between the welding torch and the work is kept as
Options
A. 30°-40°
B. 40°-50°
C. 50°-60°
D. 60°-70°
Show Answer
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Correct Answer: 40°-50°
7. A saw which cuts wood during the return stroke of the saw is known as
Options
A. push saw
B. pull saw or draw saw
Show Answer
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Correct Answer: pull saw or draw saw
8. In sheet metal blanking, shear is provided on punches and dies so that
Options
A. press load is reduced
B. good cut edge is obtained
C. warping of sheet is minimised
D. cut blanks are straight
Show Answer
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Correct Answer: press load is reduced
9. The bloom is smaller than a billet.
Options
A. True
B. False
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Correct Answer: False
10. In shielded arc welding
Options
A. large electrode is used
B. welding rod coated with slag is used
C. welding rod coated with fluxing material is used
D. none of the above
Show Answer
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Discuss
Correct Answer: welding rod coated with fluxing material is used
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