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Workshop Technology
Comments
Question
The cross-section of a chisel is usually
Options
A. rectangular
B. square
C. hexagonal
D. octagonal
Correct Answer
octagonal
Workshop Technology problems
Search Results
1. 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
2. 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
Show Answer
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Discuss
Correct Answer: Extrusion and rolling
3. 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
4. In a four high rolling mill, there are four rolls out of which
Options
A. one is working roll and three are backing up rolls
B. two are working rolls and two are backing up rolls
C. three are working rolls and one is backing up roll
D. all of the four are working rolls
Show Answer
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Discuss
Correct Answer: two are working rolls and two are backing up rolls
5. The purpose of a riser is to
Options
A. deliver molten metal into the mould cavity
B. act as a reservoir for the molten metal
C. feed the molten metal to the casting in order to compensate for the shrinkage
D. deliver the molten metal from pouring basin to gate
Show Answer
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Discuss
Correct Answer: feed the molten metal to the casting in order to compensate for the shrinkage
6. A plug gauge is used to check the diameter of shafts and studs.
Options
A. Correct
B. Incorrect
Show Answer
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Discuss
Correct Answer: Incorrect
7. 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
Show Answer
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Discuss
Correct Answer: permeability
8. 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°
9. 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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Discuss
Correct Answer: pull saw or draw saw
10. 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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Discuss
Correct Answer: press load is reduced
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