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Building Maintenance MCQs

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  • 1. How many types of cracks can occur in a building?
  • filter_dramaExplanation
    Answer is : C
    Non-moving and Moving are two types of cracks in buildings. Non-moving cracks are usually shallow and are the result of shrinkage. Moving crack are wider and are caused due to excessive stress in concrete.
  • 2. Creep in concrete structure increases with:
  • filter_dramaExplanation
    Answer is : D
    Creep is small deformation that formed due to concrete loading which is caused due to increase in temperature and decrease in humidity
  • 3. To control corrosion, concrete with _________ is used.
  • filter_dramaExplanation
    Answer is : A
    Less permeability leads to less chance of moisture, chemical absorption which is the factor for corrosion of steel bars.
  • 4. The main reason for cracks in masonry joints is:
  • filter_dramaExplanation
    Answer is : B
    The main reason for cracks in masonry joints is Sulphate content. Cracks appear after 2-3 years of construction.
  • 5. Which IS code gives details about termite proofing?
  • filter_dramaExplanation
    Answer is : B
    IS 6313 part I and II gives detail about termite treatment. Wood, plastic, leather and rubber can be attacked by termite. Anti termite protection is therefore used.
  • 6. Leaks in the pitched roof may be caused due to:
  • filter_dramaExplanation
    Answer is : D
    Heavy wind is the reason for leaks in the pitched roof. Other options are the reason for leaks in flat roof.
  • 7. The chemical heptachlor in anti-termite proofing has concentration by weight of:
  • filter_dramaExplanation
    Answer is : A
    Heptachlor in anti-termite proofing has concentration by weight of 0.50%.
  • 8. Desiccants are chemicals that:
  • filter_dramaExplanation
    Answer is : D
    Dessicants are chemicals that are used to remove moisture from the air.
  • 9. Which IS codes gives details about elevators?
  • filter_dramaExplanation
    Answer is : C
    IS 14665 gives details about elevators. It specifies the number, capacityof elevator and number of floors to be served.
  • 10. The slope of a ramp should not be more than:
  • filter_dramaExplanation
    Answer is : C
    Ramps helps in easy passage for elderly and physically challenged occupants. The slope should be 1 in 15.
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