Gauges MCQ with Answers

Gauges MCQ with Answers

6) Which metal is used in electroplating to the metal surface to resist corrosion for long period and to retain high polish?

Answer is:

Chromium

7) Which metal protects corrosion resistant and does not crack or peel off due to temperature variation on coating?

Answer is:

Zinc

8) Which corrosion resistant metal is used in chemical plant and food processing?

Answer is:

Stainless steel

9) What is the purpose of thrust ball bearing?

Answer is:

Vertical thrust load

10) Which bearing material is used in connecting rod and electrical motors?

Answer is:

Copper lead alloy