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Electroplater
Electroplater Set-1
PCB making and Chemical etching process
56

PCB making and Chemical etching process MCQ with Answers

56) Which is protected by anodic film?

AL (Aluminium)

C (Carbon)

Fe (Iron)

Steel

Answer is:

AL (Aluminium)

PCB making and Chemical etching process MCQ with Answers

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Related PCB making and Chemical etching process MCQ with Answers

57) Which method is used to test anodic coating on aluminium?

Eddy current method

Salt spray method

Stripping method

Calcium method

Answer is:

Eddy current method

58) Which factor is to be considered before errecting a electroplating shop?

Shop ventilation

Drainage facility

Transport facilites

Water source

Answer is:

Water source

59) Which system of waste water treatment is used for small metal finishing plants?

Batch treatment

Continious flow treatment

Integrated treatment system

Ion exchange recirculation system

Answer is:

Batch treatment

60) Which type of rectifiers are used for gold plating process?

Oil immered metalic type rectr

Metal arc rectifiers air cooled

Silicon controlled rectifier

Bridge rectifier

Answer is:

Oil immered metalic type rectr

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