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Aggregates with a specific gravity of _________ are called lightweight aggregates.

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Aggregates with a specific gravity of _________ are called lightweight aggregates.

(a) <2.4

(b) 2.4-2.8

(c) >2.8

(d) > 3

I got this question during an online interview.

My question is from Light Weight Concrete in section Special Concrete and Concreting Methods of Concrete Technology

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Right answer is (a) <2.4

The explanation is: Aggregates with a specific gravity of less than 2.4 are called lightweight aggregates.

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