The surface moisture of aggregates increases the water-cement ratio in the mix and thus

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
• The arbitrary mix method, the coarse aggregates are taken twice the fine aggregates.
• The workability of concrete mix increases with the increase in moisture content.
• Coarse aggregates absorbs…….. % of moisture.
• A mix with water-cement ratio of 0.78 is termed as wet mix.
• If the various concrete ingredients i.e. cement, sand and aggregates are in the ratio of 1:3:6, the grade of concrete, is
• An aggregate which may contain some moisture in the pores but having dry surface is known as
• The ratio of different ingredients (cement, sand and aggregate) in concrete mix of grade M 20 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 value of bulk density for angular and flaky aggregates is