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Air entrainment in concrete increases ____________

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Air entrainment in concrete increases ____________

(a) Strength

(b) Workability

(c) The effect of temp variations

(d) The unit weight

The question was posed to me in an online quiz.

My query is from Concrete Repair System in portion Admixtures and Construction Chemicals of Concrete Technology

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The correct answer is (b) Workability

Easiest explanation: There are following types of Air entrainment in concrete which helps to increase the workability.

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