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Electroplater
Electroplater Set-1
Metal treatment, Chemical baths
15

Metal treatment, Chemical baths MCQ with Answers

15) Which is the other name of abrasive finishing in electroplating?

Crossing

Polishing

Buffing

Drying

Answer is:

Crossing

Metal treatment, Chemical baths MCQ with Answers

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Related Metal treatment, Chemical baths MCQ with Answers

16) Which is the name of process that cleaning the metal in acid to remove corrosion products from the surface?

Pickling

De-scaling

Drying

Deburring

Answer is:

Pickling

17) Which is the equivalent weight of oxalic acid crystals?

53

58

61

63

Answer is:

63

18) Which acid is used for pickling and etching of metal?

Sulphuric acid

Boric acid

Phosphoric acid

Phosphorus acid

Answer is:

Sulphuric acid

19) Which chemical is used for vapour degreasing?

Trichloroethylene

Sodium carbonate

Trisodium phosphate

Sodium hydroxide

Answer is:

Trichloroethylene

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