Civil Engineering :: Concrete Technology
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Percentage of pozzolanic material containing clay upto 80% used for the manufacture of pozzolana cement, is
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For batching 1:3:6 concrete mix by volume, the ingredients required per bag of 50 kg cement, are
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The process of hardening the concrete by keeping its surface moist is known
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The grade of concrete not recommended by I.S. : 456, is
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C.R.R.I. charts are used to obtain a relatioship between strength of concrete and
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Workability of concrete for a given water content is good if the aggregates, are
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Pick up the correct statement from the following:
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For compacting plain concrete road surface of thickness less than 20 cm, we use
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Pick up the correct statement from the following:
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A.
Bulking of sand is caused due to formation of a thin film of surface moisture |
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B.
Fine sand bulks more than coarse sand |
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C.
With 10% moisture content by weight, the bulking of sand is increased by 50%. |
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D.
The volume of fully saturated sand, is equal to the volume of dry and loose sand |
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E.
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