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


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D. 550

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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%


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A. 20 to 30%

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8.  A bull nose brick is not used for


   A. Rounding of sharp corners

   B. Pillars

   C. Decoration purpose

   D. Arches


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A. Rounding of sharp corners

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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


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A. A little larger to specified size

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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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A. 80 :13 : 17

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