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Q.1) Deval attrition test is used to determine which of the following ? A) Aggregate abrasion value B) Aggreggate impact value C) Aggregate roughness value D) Aggregate crushing value Answer Option (A) Explanation : Deval Attrition Test is carried out to measure the rate of wear of a granular material. Dorry Abrasion Test is carried…
Q.1) Brick walls are measured in square metre if the thickness of the wall is – A) 10 cm B) 15 cm C) 20 cm D) None of the above Answer Option (A) Q.2) The defect that is caused by falling of rain water on the hot surfaces of the bricks is known as –…
Q.1) The standard size of masonry brick is – A) 18 x 8 x 8 cm B) 19 x 9 x 9 cm C) 20 x 10 x 10 cm D) 21 x 11 x 11 cm Answer Option (B) Q.2) The plasticity to mould bricks in suitable shape is contributed by – A) Alumina…
