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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Q. The percentage of the aggregate of F.M. 2.6 to be combined with coarse aggregate of F.M. 6.8 for obtaining the aggregates of F.M. 5.4, is

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Q. Hardening of cement occurs at

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Q. Pick up the correct statement from the following:

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Q. Batching error means inaccuracy in the quantity of

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Q. Pick up the correct statement from the following i.

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Q. You are asked to construct a massive dam, the type of cement you will use, is

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Q. I.S. Sieve Nos. 10 mm and 4.75 mm are geneally used for grading of

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Q. Pick up the correct statement from the following:

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Q. Addition of pozzolana to ordinary port land cement, causes

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Q. Too wet concrete may cause

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Q. Addition of pozzolana to cement causes

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Q. Percentage of pozzolanic material containing clay upto 80% used for the manufacture of pozzolana cement, is

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Q. For batching 1:3:6 concrete mix by volume, the ingredients required per bag of 50 kg cement, are:

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Q. The process of hardening the concrete by keeping its surface moist is known

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Q. The grade of concrete not recommended by I.S. : 456, is

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Q. C.R.R.I. charts are used to obtain a relatioship between strength of concrete and

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