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PCB MAKING AND CHEMICAL ETCHING PROCESS - Practice Mode
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PCB MAKING AND CHEMICAL ETCHING PROCESS
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1) Which is the application of electroless plating?
Decorative coating
Polishing purpose
Conversion coating
Cleaning purpose
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Correct Answer: Decorative coating
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1) Which is the application of electroless plating?
Decorative coating
Polishing purpose
Conversion coating
Cleaning purpose
2) Which is the popular metal deposited in electroless plating?
Nickel
Tin
Zinc
Gold
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Correct Answer: Nickel
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2) Which is the popular metal deposited in electroless plating?
Nickel
Tin
Zinc
Gold
3) Why electroless plating is done for particular metal?
Chemical reaction
Dipping process
Metal properties
Temperature reaction
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Correct Answer: Chemical reaction
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3) Why electroless plating is done for particular metal?
Chemical reaction
Dipping process
Metal properties
Temperature reaction
4) Which solution is used for electroless copper plating process?
Sulphuric acid and Copper carbonate
Hcl acid and Nitric acid
Caustic soda and Water
Copper chloride and Distilled water
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Correct Answer: Sulphuric acid and Copper carbonate
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4) Which solution is used for electroless copper plating process?
Sulphuric acid and Copper carbonate
Hcl acid and Nitric acid
Caustic soda and Water
Copper chloride and Distilled water
5) Which type of solution is used for electorless nickel plating?
Acid type
Nickel carbonate type
Nickel chromate type
Nickel carbonyl type
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Correct Answer: Acid type
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5) Which type of solution is used for electorless nickel plating?
Acid type
Nickel carbonate type
Nickel chromate type
Nickel carbonyl type
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