Log Angles machine is used to test the aggregate for

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• Los Angeles machine is used to perform the abrasion resistance test of an aggregate.
• The aggregate impact value of the aggregate used in
• The impact value of an aggregate is generally used as an alternative to its crushing value, to know the quality of aggregate.
• An aggregate is known as cyclopean aggregate if its size is more than
• If the aggregate completely passes through a 50 mm sieve and retained on 40 mm sieve, then the particular aggregate is said to be flaky if its least dimension is less than
• In crushing value test of aggregate, gradually compressive load of….. Tons is apply.
• Compacting factor test should be made for concrete with maximum size of aggregate not exceeding 40 mm.
• In the slump test, the maximum size of the aggregate should not exceed 38 mm.
• The preliminary test should be repeated if the difference of compressive strength of three test specimens exceeds
• For reinforced concrete, the aggregate used is