Brick In Building Materials - Brick In Building Materials objective questions and answers

6.  For one cubic metre of brick masonary, the number of bricks required are

   A. 400

   B. 450

   C. 500

   D. 550

7.  The percentage of a alumina in a good brick clay should vary from

   A. 20 to 30%

   B. 30 to 40%

   C. 40 to 50%

   D. 50 to 60%

8.  A bull nose brick is not used for

   A. Rounding of sharp corners

   B. Pillars

   C. Decoration purpose

   D. Arches

9.  The size of mould for bricks is generally kept

   A. A little larger to specified size

   B. A little small to specified size

   C. 10% larger than specified size

   D. 4.20% larger than specified size

10.  For making fly-ash building bricks, the following mix of fly-ash, sand and lime is required

   A. 80 :13 : 17

   B.70 : 20 : 10

   C. 60 : 35 : 5

   D. None of these

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