Q. What is the normal time to get uniform mixing?

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Q. The strength of the resulting concrete is _______ % lower than when dry aggregate is used for the same content.

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Q. The density of concrete made with saturated aggregate is ___________

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Q. The light-weight concrete is prepared by ________

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Q. Aerated Concrete is _________

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Q. Air contents should be _________ % by volume.

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Q. Which one is not used as air entraining agents?

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Q. Entrainment of air while applying cement, increases resistance to frost action.

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Q. Aerated concrete is made in the density of approx. _________ kg/m³.

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Q. No fines concrete is manufactured by _______

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Q. Coarse aggregates which has been used in this is of __________

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Q. The w/c ratio is kept in the range of _______

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Q. Density of no fines concrete with normal aggregate vary from _________ kg/m³.

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Q. Density of no fines concrete with light weight aggregate vary from _________ kg/m³.

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Q. The compressive strength of no fines concrete varies between __________

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Q. Which of the following are the disadvantages of this concrete?

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Q. Which of the following are the advantages of this concrete?

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Q. The range of the density for this concrete is ___________

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Q. The compressive strength varies from ____________

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Q. Maximum size of aggregates are used to produce 70 Mpa compressive strength?

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