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Electroplater
Electroplater Set-1
Zinc plating – I
34

Zinc plating – I MCQ with Answers

34) Which is used as a lining material for silver plating tank?

Rubber lining

PVC lining

Plastic lining

Steel lining

Answer is:

Rubber lining

Zinc plating – I MCQ with Answers

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Related Zinc plating – I MCQ with Answers

35) Which acid, the silver unable to resist?

Sulphuric acid

Citric acid

Nitric acid

Hcl acid

Answer is:

Nitric acid

36) Which is the defect that the porous deposits dark in colour in silver plating?

Excessive current density

Low current density

Deficiency of potassium cya

Excess potassium cyanide

Answer is:

Excessive current density

37) Why silver strike process is recommended before silver plating?

Excellent adhesion

Bonding process

Heavy deposition

For cleaning

Answer is:

Excellent adhesion

38) Why bright silver solution is recommended for plating?

decorative finish

Dull finish

High speed production

Heavy deposition

Answer is:

decorative finish

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