Workshop Technology problems
- 1. The teeth of hacksaw blade are bent
Options- A. towards right
- B. towards left
- C. alternately towards right and left and every third or fourth left straight
- D. may be bent in any direction Discuss
Correct Answer: alternately towards right and left and every third or fourth left straight
- 2. A moving mandrel is used in
Options- A. wiredrawing
- B. tube drawing
- C. metal cutting
- D. forging Discuss
Correct Answer: tube drawing
- 3. For cutting brass, the hacksaw blade should have __________ teeth per 25 mm.
Options- A. 14
- B. 24
- C. 32
- D. 40 Discuss
Correct Answer: 14
- 4. Cutting and forming operations can be performed in a single operation in a
Options- A. simple die
- B. progressive die
- C. compound die
- D. combination die Discuss
Correct Answer: combination die
- 5. If neutral flame is used in oxy-acetylene welding, both oxygen and acetylene cylinders of the same capacity will be emptied at the same time.
Options- A. Correct
- B. Incorrect Discuss
Correct Answer: Correct
- 6. Metal patterns require __________ draft allowance than wooden patterns.
Options- A. more
- B. less Discuss
Correct Answer: less
- 7. The width of slot cut by a hacksaw blade is __________ the width of the blade.
Options- A. equal to
- B. less than
- C. greater than Discuss
Correct Answer: greater than
- 8. The operation of cutting a number of holes evenly spaced in a regular pattern on a sheet of metal is. called perforating.
Options- A. Agree
- B. Disagree Discuss
Correct Answer: Agree
- 9. The oxy-acetylene gas used in gas welding produce a flame temperature of
Options- A. 1800°C
- B. 2100°C
- C. 2400°C
- D. 3200°C Discuss
Correct Answer: 3200°C
- 10. A ring gauge is used to
Options- A. check the diameter of shafts or studs
- B. test the accuracy of holes
- C. check the clearance between two mating surfaces
- D. all of the above Discuss
Correct Answer: check the diameter of shafts or studs
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