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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Q. Curing

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Q. While compacting the concrete by a mechanical vibrator, the slump should not exceed

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Q. Pick up the correct statement from the following:

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Q. Specified compressive strengh of concrete is obtained from cube tests at the end of

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

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Q. Pick up the incorrect statement from the following:

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