CHEMICAL CLEANING MAINTENANCE OF BATHS - Quiz

1) What is pickling process?

Buffing Cleaning Polishing Roughening

2) Which acid is used for pickling of mild steel?

Hydrochloric acid Nitric acid Sulphonic acid Hydrofluoric acid

3) Which power source is used in electroplating?

AC Low DC High AC High DC

4) Which is removed on metals by using acid pickling?

Oxide Paints Oil Grease

5) What is the unit of current density in electroplating?

Amp/ m² Amp/Second Amp/m Amp/ Voltage