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Electroplater
Electroplater Set-1
Zinc plating – I
35

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

Zinc plating – I MCQ with Answers

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Related Zinc plating – I MCQ with Answers

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

39) Which is used as anode in gold plating?

Platinum coated titanium

Nickel anode

Copper anode

Silver anode

Answer is:

Platinum coated titanium

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