Smaller size aggregates require less quantity of water for lubrication.

Related MCQs

• If 50 kg of fine aggregates and 100 kg of coarse aggregates are mixed in a concrete whose water-cement ratio is 0.6, the weight of water required for harsh mix is
• If aggregates completely pass through a sieve of size 75 mm and are retained on a sieve of size 60 mm, the particular aggregate will be flaky if its minimum dimension is less than
• The arbitrary mix method, the coarse aggregates are taken twice the fine aggregates.
• The aggregates of rounded shape require minimum cement paste to make good concrete.
• The surface moisture of aggregates increases the water-cement ratio in the mix and thus
• Coarse aggregates absorbs…….. % of moisture.
• An excess of flaky particles in concrete aggregates
• The bulk density of aggregates, 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
• According to geological origin, aggregates is/are classified into __________ types.