The strength of concrete using air entraining cement gets reduced by

Related MCQs

• The use of air-entraining agents in concrete
• The strength of cement concrete increases with the increase of water cement ratio.
• Which one is not used as air entraining agents?
• The removal of excess air after placing concrete helps in increasing the strength of concrete by
• According to Indian standard specifications for the compressive strength test of cement, the cement and standard sand mortar in the ratio of
• The compressive strength of an ordinary Portland cement (1 : 3 cement mortar cube) after 7 days test should not be less than
• If 30% excess water is added, the strength of concrete is reduced by
• The cement concrete having water-cement ratio less than 0.45 by weight, causes honey-comb structure.
• According to the rule of water cement ratio, the strength of concrete wholly depends upon
• If the various concrete ingredients i.e. cement, sand and aggregates are in the ratio of 1:3:6, the grade of concrete, is