I.S.I. has specified the full strength of concrete after

Related MCQs

• The removal of excess air after placing concrete helps in increasing the strength of concrete by
• Workability of concrete is …….to the strength of concrete.
• Segregation of concrete increases the strength of concrete.
• The concrete mix of grade M 25 means that the compressive strength of 15 cm cubes at 28 days after mixing is
• After the curing of 28 days, the concrete gains strength upto
• The minimum quantity of cement to be used in controlled concrete is specified as
• Concrete gains strength due to
• The strength of concrete using air entraining cement gets reduced by
• If 30% excess water is added, the strength of concrete is reduced by
• According to the rule of water cement ratio, the strength of concrete wholly depends upon