Quiz  /  Corrosion Engineering Gate & PSU MCQ Questions With Answers

  • 1. 
    Conductivity in the ionic current path or the electronic current path can affect the corrosion rate.

  • true
  • false

  • 2. 
    Which are the following that required to maintain the entirety of life on earth?

  • Human
  • Economic
  • Environmental
  • Social
  • All of the above

  • 3. 
    Most organic coatings on metallic surfaces serve to inhibit the formation of an electronic path

  • True
  • false

  • 4. 
    What is the sustainability principles?

  • Wise use of natural resources
  • Meet human needs fairly and efficiently
  • Eco-design
  • Both A & B

  • 5. 
    The use of oxygen scavengers in the feed water to boiler affects the anodic reaction rate

  • True
  • false

  • 6. 
    What is the primary cathodic reaction of corrosion in neutral or alkaline conditions?

  • Hydrogen evolution
  • Oxygen evolution
  • Oxygen reduction
  • Metal oxidation

  • 7. 
    Which of the following is one of the major costs associated with corrosion?

  • Maintenance costs
  • replacement measures
  • Product loss due to leakage of a natural gas pipeline due to corrosion
  • All of the above

  • 8. 
    Corrosion current density is the measure of most practical significance and Interest in design

  • true
  • false

  • 9. 
    How many method in estimating

  • 2
  • 3
  • 4
  • 5
  • 6

  • 10. 
    What is the corrosion of iron called?

  • Rusting
  • Swelling
  • Blackening
  • melting

  • 11. 
    Corrosion is the extractive metallurgy in reverse

  • true
  • false

  • 12. 
    Which is the truth about wrought iron

  • Low tensile strength
  • Bad resistance of corrosion
  • High ductility
  • All of the above

  • 13. 
    If the same amount of electrical charge, Q, is passed through several electrodes, the masses of the substances reacting at the electrodes are in direct ratio to their molar masses

  • True
  • false

  • 14. 
    If an electrochemical cell produces energy it is known as a --------cell, such as ---------

  • Electrolytic, water electrolysis
  • Galvanic, electroplating
  • Galvanic, Daniell cell
  • Electrolytic, battery

  • 15. 
    What is the roles of IR

  • Analysis design for environmental sustainability
  • Design the project
  • Turns the plans design into reality
  • All of above

  • 16. 
    What is the basic principles of OSH

  • Promotion
  • Information
  • Workers right
  • All of the above

  • 17. 
    How many stage in estimating

  • 1
  • 2
  • 3
  • 4

  • 18. 
    What is graduated engineer do in training route

  • 3 years work experience
  • Log book form
  • Course attendance
  • PDP
  • All of the above
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