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Electroplater
Electroplater Set-1
Colouring techniques
18

Colouring techniques MCQ with Answers

18) Which is the full form of PCB?

Printed Circuit Board

Plain Circuit Board

Printed Current Board

Plain Current Board

Answer is:

Printed Circuit Board

Colouring techniques MCQ with Answers

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Related Colouring techniques MCQ with Answers

19) Which material is used as a insulating board in PCB?

PVC

Fibre glass

Plastic

Bakelite

Answer is:

Fibre glass

20) Which is the name of material used for PCB thin tracks (Conducting path)?

Gold

Bronze

Silver

Brass

Answer is:

Silver

21) Which is the name of chemical used for etching in economical way?

Alkaline ammonia

Sulpuric - Hydrogen peroxide

Cupric chloride

Ferric chloride

Answer is:

Ferric chloride

22) Which is the name of process that removing of copper present in the unmasked portion in PCB?

Etching

Desoldering

Filing

Grinding

Answer is:

Etching

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