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Electroplater
Electroplater Set-1
PCB making and Chemical etching process
51

PCB making and Chemical etching process MCQ with Answers

51) Which coating is tested by salt spray test?

Nickel coating

Zinc coating

Chromium coating

Tin coating

Answer is:

Zinc coating

PCB making and Chemical etching process MCQ with Answers

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Related PCB making and Chemical etching process MCQ with Answers

52) Which quantity of electroplated metal coating is measured by BNF test?

Thickness

Weight

Size

Base metal

Answer is:

Thickness

53) Which corrosion resistance test is used to simulate the type of corrosion occur on Nickel chromium coating?

Calcium test

Corrod kote test

Salt spray test

Sulphur-di-oxide test

Answer is:

Corrod kote test

54) Which type of test is used to check the cadmium deposition?

Porosity test

Salt spray test

Hot water test

Colour dipping test

Answer is:

Porosity test

55) Which material is used for salt spary testing?

NaCl

H2SO₄

Na₂SO₄

NaCO₃

Answer is:

NaCl

PCB making and Chemical etching process MCQ with Answers

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