3. There is strong relation between impurities inside water and........ A. concrete strength B. Setting time C. A+B D. s

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3 There Is Strong Relation Between Impurities Inside Water And A Concrete Strength B Setting Time C A B D S 1 (22.48 KiB) Viewed 24 times

3. There is strong relation between impurities inside water and........ A. concrete strength B. Setting time C. A+B D. segregation E. bleeding F. D+E 6. The boundary effects that should be avoided in ball penetration test are: A. The depth of concrete should be not less B. The least lateral dimension should be not than 200 mm less than 200 mm C. The depth of concrete should be not more D. The highest lateral dimension should be than 200 mm not less than 460 mm E. The width of concrete should be not less F. None of them than 460 mm