Q. The commonly used material in the manufacture of cement is

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Q. If 20 kg of coarse aggregate is sieved through 80 mm, 40 mm, 20 mm, 10 mm, 4.75 mm, 2.36 mm, 1.18 mm, 600 micron, 300 micron and 150 micron standard sieves and the weights retained are 0 kg, 2 kg, 8 kg, 6 kg, 4 kg respectively, the fineness modulus of the aggregate, is

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Q. Curing a concrete for long period ensures better

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Q. For the construction of cement concrete floor, the maximum permissible size of aggregate, is

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Q. The process of proper and accurate measurement of concrete ingredients for uniformity of proportion, is known

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Q. Pick up the correct statement from the following:

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Q. The preliminary test is repeated if the difference of compressive strength of three test specimens, exceeds

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Q. Pick up the correct proportions of chemical ingredients of cement

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Q. Transport of concrete by pumps, is done for a distance of

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Q. Slump test is done for

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Q. The high strength of rapid hardening cement at early stage, is due to its

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Q. Pick up the correct statement from the following:

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Q. Construction joints are provided

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Q. An aggregate is said to be flaky if its least dimension is less than

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Q. The following proportion of the ingredients of concrete mix, is not in conformation to arbitrary method of proportioning

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Q. The increased cohesiveness of concrete, makes it

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Q. The ratio of the length to breadth of a wooden float, is

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Q. The maximum amount of dust which may be permitted in aggregates is

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Q. Proper proportioning of concrete, ensures

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Q. The bulk density of aggregates does not depend upon :

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