Uniformity of zinc coating on pipes is tested by

Metallurgy Mcqs
BILAL KHATTAK0

A.Dipping the sample in water
B.Dipping the sample for 1 minute in conc, hydrochloric acid
C.Dipping the sample for 1 minute in neutral copper sulphate solution
D.Dipping the sample for 10 minutes in calcium hydroxide solution
E.By passing electric current for 1 hour

Related Mcqs:

  1. The process of providing zinc coating on steel pipes is known as
  2. Which of the following is a catalytic reaction?
  3. CO2 is necessary for photosynthesis; the chemical used to remove this gas most effectively from entering a control apparatus is:
  4. Burgundy mixture contains:
  5. An acidic buffer solution can be prepared by mixing solution of:
  6. Which of the following is used as a micronutrient in agriculture?
  7. The process of protection of iron by coating with zinc is called
  8. Which one of the folliwing systems does not form azeotrope at 1 atm ?
  9. Which of the following minerals is maximum in the bone:
  10. The chemical most commonly used to speed sedimentation of sewage is

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