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The ratio of the mass of the aggregate dried in an oven at ___________ for 24 hours to the mass of the water occupying a volume equal to that of solid.

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The ratio of the mass of the aggregate dried in an oven at ___________ for 24 hours to the mass of the water occupying a volume equal to that of solid.

(a) 100-110^oC

(b) 150-180^oC

(c) 100^oC

(d) 1500^oC

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This interesting question is from Strength of Aggregates in portion Aggregates and Testing of Aggregates of Concrete Technology

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Correct option is (a) 100-110^oC

Explanation: First sieve the sample aggregate, aggregate passing 12.5mm sieve and retaining 10mm sieve is oven dries at 100-110^oC for 3-4 hrs.

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