BRIGHT CHROMIUM PLATING - Quiz

1) Which precaution is essential for effective adherence of chromium deposit on the surface to be electroplated?

Should be in rectangular shape Should be in clean condition Should be flat Should have more thickness

2) What is the use of bright chromium plating?

For articles with brilliant bluish white appearance In electronics and semi conductor device For decorative coating iron and steel For electric utility to artistic sculptures

3) What is the purpose of polypropylene tank used for bright chromium plating?

To reduce spray and the loss of solution For swilling drag in and drag out To reduce the chromium solution filled in it To reduce heat and evaporation losses

4) How the chromium plating solution to extent it's grade to 100g/1000 AH?

By adding of high grade sulphuric acid By adding of high grade chromic acid By adding of chromium sulphate By heating the solution up to 50 Degree Centigrade temperature

5) Which is the effect, due to the formation of trivalent chromium content with solution in bright chromium plating?

Rise in temperature to high value Fall in solution efficiency Rise in concentration of chromic acid Reduce the corrosion resistance