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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Q. Maximum size of aggregates are used to produce 100 Mpa compressive strength?

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Q. Main component in this concrete is _______

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Q. What is the compressive strength of this concrete?

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Q. What is the bending strength of this concrete?

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Q. What is the value of modulus of elasticity?

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