Manufacturing Technology 8

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Objective Questions and Answer: Manufacturing Technology 8

Subject:  Manufacturing Technology 8

Part 8: Objective questions and answers of Manufacturing Technology

 

Q1. As far as welding is concerned which of the following is/are correct

a) Similar or dissimilar metal pieces may be joined together

b) With or without the application of pressure

c) With or without the aid of a filler material

d) All the above

 

Q2. In metallic arc welding which of the following is correct

a) Electrode carry the arc

b) Electrode acts as a filler rod

c) Both (a) and (b)

d) None of the above

 

Q3. In metallic arc welding the electrode may be

a) Flux coated

b) Bare

c) Either (a) or (b)

d) None

 

Q4. The flux coated on electrode serves which of the following

a) Forms a layer of slag at the weld surface

b) Acts as a protective blanket from atmospheric oxidation

c) Dissolves oxides and other impurities already present in molten pool

d) All of the above

 

Q5. The slag formed in case of metallic arc welding must have ______ fluidity.

a) Low

b) High

c) Medium

d) None

 

Q6. In case of metallic arc welding the electric current may be

a) A.C only

b) D.C only

c) A.C or D.C

d) None of the above

 

Q7. In metallic arc welding when electrode is connected to negative terminal of the electric supply, maximum heat is produced at

a) Electrode tip

b) Work piece

c) Either (a) or (b)

d) None

 

Q8. In metallic arc welding when electrode is connected to positive terminal of electric supply maximum heat is produced at

a) Electrode tip work piece

b) Work piece

c) Either (a) or (b)

d) None

 

Q9. In resistance welding process heat is produced by the resistance offered by ______ for the flow of electric current throught it

a) Work piece

b) Electrode

c) Clamp

d) None

 

Q10. In resistance welding due to the resistance to the flow of current ______ is produced

a) Heat

b) Pressure

c) Friction

d) None

 

Q11. In resistance welding which of the following is/are required for welding operation.

a) Heat

b) Pressure

c) Both (a) and (b)

d) None

 

Q12. Which of the following belongs to resistance welding

a) Spot welding

b) Projection welding

c) Seam welding

d) All of the above

 

Q13. Which of the following is/are true in case of resistance welding

a) No filler metal is required

b) Similar and dissimilar metals can be welded

c) Both (a) and (b)

d) None of the above

 

Q14. IN which of the following resistance welding process continuous weld is produced

a) Spot welding

b) Projection welding

c) Seam welding

d) None

 

Q15. In sheet metal work ______ to ______ metal sheet is used

a) 10 gauge to 12 gauge

b) 2 gauge to 4 gauge

c) 16 gauge to 30 gauge

d) 16 gauge to 20 gauge

 

Q16. Hoppers are manufactured by ______ type of forming

a) Rolling

b) Drawing

c) Sheet metal

d) Welding

 

Q17. ______ metal sheet is used in tanks and stove pipes

a) Copper

b) Aluminium

c) Black iron

d) Galvanized iron

 

Q18. ______ metal sheet is used in food processing industries and chemical plants

a) Magnetic steel

b) Stainless steel

c) Carbon steel

d) Marging steel

 

Q19. ______ sheets are used to manufacture acid storing tanks

a) Nickel

b) Steel

c) Lead

d) Zinc

 

Q20. When a metal is placed between the upper and lower blades of the shear and pressure is applied ______ takes place

a) Fracture

b) Shear

c) Plastic deformation

d) Elastic deformation

 

Part 8: Objective questions and answers of Manufacturing Technology

 

Q1. Answer d

Q2. Answer c

Q3. Answer c

Q4. Answer d

Q5. Answer b

Q6. Answer c

Q7. Answer b

Q8. Answer a

Q9. Answer a

Q10. Answer a

Q11. Answer c

Q12. Answer d

Q13. Answer c

Q14. Answer c

Q15. Answer c

Q16. Answer c

Q17. Answer c

Q18. Answer b

Q19. Answer c

Q20. Answer c

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