Which aggregate shape is most suitable for achieving optimal concrete workability?

Design of Concrete Structures MCQs for PPSC, FPSC, NTS, and Pakistan government job tests. Select an option below, then read the explanation.

PPSCFPSCNTSPakistan govt jobs
Subject
Design of Concrete Structurescivil-engineering-mcqs › design-of-concrete-structures
Published
12 Jan 2019
Last updated
28 May 2026

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Choose the correct answer

Explanation

Aggregates with a smooth and rounded shape enhance the workability of concrete by reducing internal friction, making option A the preferred choice. Elongated and angular shapes tend to decrease workability due to higher resistance.

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