Quiz  /  Corrosion Engineering Class 9 MCQ Questions With Answers

  • 1. 
    Whats the definition of an alloy?

  • is a combination of two metals
  • is a combination of metals and another element
  • is a combination of two non metals
  • All of above

  • 2. 
    Non-ferrous metals mean that it ......

  • contains iron
  • doesn't contain iron

  • 3. 
    Which definition best fits cast iron

  • very strong, if compressed it's brittle and not malleable
  • lightweight, corrosion resistant and ductile
  • malleable, corrosion resistant and soft
  • None of these

  • 4. 
    Which definition best fits solder

  • very strong, brittle and not malleable
  • rusts easily, not easy to work with and inexpensive
  • malleable, corrosion resistant and soft
  • None of these

  • 5. 
    Select the ferrous alloys

  • mild steel
  • cast iron
  • aluminium
  • Both A & B

  • 6. 
    Which of these are electrical conductors

  • brass
  • sea water
  • copper
  • All of above

  • 7. 
    What applications are stainless steel used for

  • Kitchen equipment
  • Cutlery
  • Ladders
  • Both A & B

  • 8. 
    Which two properties are for lead

  • corrosion resistant
  • soft
  • easily rusts
  • Both A & B

  • 9. 
    Ferrous metals contain iron so most of them are .......

  • corrosion resistant
  • magnetic
  • lightweight
  • All of above

  • 10. 
    Select the non-ferrous metals

  • brass
  • copper
  • solder
  • All of above
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