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A mortar with good water retentivity readily loses water.

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A mortar with good water retentivity readily loses water.

(a) True

(b) False

This question was addressed to me during an internship interview.

Question is from Load Bearing Walls in portion Load Bearing Walls of Construction & Building Materials

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Correct option is (b) False

Explanation: The requirements of a good mortar are strength, low drying shrinkage, and water retentivity. A mortar with good water retentivity does not lose water readily. High water retentivity provides high resistance to the masonry against rain penetration.

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