The basic purpose of a retarder in concrete is

Related MCQs

• The most commonly used retarder in cement is
• Strength of cement concrete primarily depends upon
• The most common admixture which is used to accelerate the initial set of concrete is
• Proper amount of entrained air in concrete results in (i) Better workability (ii) Better resistance to freezing and thawing (iii) Lesser workability (iv) Less resistance to freezing and thawing The correct answer is
• Which of the following cements is suitable for use in massive concrete structures such as large dams?
• The slump recommended for mass concrete is about
• Minimum required water cement ratio for a workable concrete, is
• A badly mixed cement concrete results in
• Lime concrete is generally used for
• For lime concrete,