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Plating process - Mechanical cleaning
20

Plating process - Mechanical cleaning MCQ with Answers

20) Which solution is used for alkaline cleaning?

Sodium carbonate

Trichloroethylene

Ammonium citrate

Sodium chloride

Answer is:

Sodium carbonate

Plating process - Mechanical cleaning MCQ with Answers

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Related Plating process - Mechanical cleaning MCQ with Answers

21) Which solution is used for pickling of ferrous metal?

Hcl acid solution

HF acid solution

HNO₃ acid solution

H₂ SO₄ acid solution

Answer is:

Hcl acid solution

22) Which solution is used for pickling of non-ferrous metals?

H₂ SO₄ acid solution

HF acid solution

Nitric acid solution

Hcl acid solution

Answer is:

HF acid solution

23) Which solution is used for pickling of magnesium alloys?

Hydrochloric acid solution

Hydrofluoric acid solution

Nitric acid solution

Dilute sulphuric acid

Answer is:

Dilute sulphuric acid

24) Which method is used to maintain nickel bath?

LOD metric method

Titrations

EDTA Method

Gravity method

Answer is:

EDTA Method

Plating process - Mechanical cleaning MCQ with Answers

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