Q. Which of the following statement is correct while compacting concrete with vibrators?

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Q. The levelling operation that removes humps and hollows and give a true, uniform concrete surface is called ____________

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Q. The final operation of finishing the concrete surface is called _____________

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Q. The process of removing the irregularities from the surface of concrete left after screeding is called floating.

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Q. The process of hardening the concrete mixes by keeping its surface moist for a certain period is called ____________

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Q. After the curing of 28 days, the concrete gains strength upto _____________

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Q. The construction joints in cement concrete ___________

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Q. For compacting large sections of mass concrete in structures, the type of vibrator used is ________________

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Q. What is flexural strength?

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Q. What is equivalent flexural load?

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Q. What is equivalent flexural strength?

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Q. What is equivalent flexural strength ratio?

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Q. Calipers, capable of reading the dimensions of test specimens to an accuracy of ____________

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Q. Rule (ruler/scale), capable of reading the dimensions of test specimens to an accuracy of ________

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Q. Load measuring device shall be capable of measuring loads to an accuracy of ___________

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Q. The tolerances on the cross-section of the test specimens shall be within ± ____________

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Q. The flexural strength (or modulus of rupture) is obtained for the first peak load, Pmax as _______________

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Q. A data acquisition system capable of digitally recording and storing load and deflection data at least ___________

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Q. Ring test is the determination for ___________

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Q. Ring test is not the determination for ______________

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