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ME Set-2
Manufacturing Technology
44

Manufacturing Technology MCQ with Answers

44) The flux coated on electrode serves which of the following

Forms a layer of slag at the weld surface

Acts as a protective blanket from atmospheric oxidation

dissolves oxides and other impurities already present in molten pool

All of the above

Answer is:

All of the above

Manufacturing Technology MCQ with Answers

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Related Manufacturing Technology MCQ with Answers

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

Low

High

Medium

None

Answer is:

High

46) In case of metallic arc welding the electric current may be

A.C only

D.C only

A.C or D.C

None of the above

Answer is:

A.C or D.C

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

Electrode tip

Work piece

Either (A) or (B)

None

Answer is:

Work piece

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

Electrode tip work piece

Work piece

Either (A) or (B)

None

Answer is:

Electrode tip work piece

Manufacturing Technology MCQ with Answers

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