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BUILDING CONSTRUCTION MATERIALS

Questions covering properties, testing, and use of building construction materials including bricks, cement, concrete, timber, and aggregates

5 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

A good bonding in bricks which are uniform in size

  1. All bricks should not be of same size
  2. Bricks should be soaked in water for more than 24 hours before use.
  3. The vertical joints in alternate course should fall in plumb
  4. Cement mortar must have surkhi as additive
  5. The use of brick bats should be used in alternate course
Question 2 Multiple Choice (Single Answer)

The deciding of mix properties of a concrete does not depend on

  1. Grade of the design mix
  2. Maximum nominal size of aggregate
  3. Minimum water cement ratio
  4. Batching, mixing, placing and method of compaction
  5. Method of curing
Question 3 Multiple Choice (Single Answer)

The setting & hardening of cement after addition of water is due to

  1. The presence of gypsum
  2. Binding action of water
  3. Hydration of some of the constituent compound of cement
  4. Evaporation of water
  5. Due to presence lime.
Question 4 Multiple Choice (Single Answer)

Which of following test is recommended by IS code for testing the unsoundness of cement?

  1. Le Chatelier's test
  2. Autoclave test
  3. Consistency test
  4. Blaney Criddle test
  5. Lime saturation factor method
Question 5 Multiple Choice (Single Answer)

Which is of the following is incorrect about seasoning of timber?

  1. To allow timber to burn readily
  2. To increase the weight of timber
  3. To make timber safe from attack of fungi.
  4. To make surface uniform and even.
  5. To make it suitable for painting and gluing.
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