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Electroplater
Electroplater Set-1
PCB making and Chemical etching process
7

PCB making and Chemical etching process MCQ with Answers

7) What is the use of aluminium plating?

Automobiles/ Aircraft industry

Electrical industries

Glass industries

Foundry industries

Answer is:

Automobiles/ Aircraft industry

PCB making and Chemical etching process MCQ with Answers

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Related PCB making and Chemical etching process MCQ with Answers

8) Which dipping solution is used before aluminium plating?

Bondal cleaner solution

Mercury solution

Aluminium solution

Aluminium metal solution

Answer is:

Bondal cleaner solution

9) Which solution is used for zincate dipping (immersion)?

Aluminium solution

Acid solution

Alkaline solution

Aluminium oxide solution

Answer is:

Alkaline solution

Explanation:

Alkaline solution is used for zincate dipping (immersion).

10) Which defects occurs with aluminium plating?

Hard coating

Oxide prevent coating

Smooth coating

Dark coating

Answer is:

Oxide prevent coating

11) Which solution is used for stripping cadmium deport from aluminium?

HNO3

H2SO4

Hcl

HF

Answer is:

HNO3

PCB making and Chemical etching process MCQ with Answers

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