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Electroplater
Electroplater Set-1
Zinc plating – I
50

Zinc plating – I MCQ with Answers

50) Which is the pH value of brass plating solution?

10 to 11

8 to 9

13 to 14

7 to 8

Answer is:

10 to 11

Zinc plating – I MCQ with Answers

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Related Zinc plating – I MCQ with Answers

51) Which solution is used to remove excess brass deposition?

Sodium cyanide and caustic soda

Zinc cyanide and Sulphuric acid

Sodium carbonate and hydroxide

Copper cyanide and copper salt

Answer is:

Sodium cyanide and caustic soda

52) Which is the place barrel plating employed?

Machine parts

Auto mobile spares

Small electronic components

Electrical equipment's

Answer is:

Small electronic components

53) Which power source is used for barrel plating?

Low voltage AC

Low voltage DC

High voltage AC

High Voltage DC

Answer is:

Low voltage DC

54) Which is used for electrical contact in barrel plating?

Brushes

Metal rods

Danglers

Contactor

Answer is:

Danglers

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