Civil Engineering MCQJE Level Civil Engineering
To make ten cubic metres of 1:2:4 concrete, the volume of coarse aggregate required is about
Building MaterialsBuilding MaterialsMEDIUM
Choose the correct answer
A
9.5 m³
B
8.5 m³
C
7.5 m³
D
6.5 m³
Correct Answer
B. 8.5 m³
Why is this the answer?
Dry volume ≈ 1.54×10 = 15.4 m³; coarse aggregate = 4/7 × 15.4 ≈ 8.8 ≈ 8.5 m³.
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This MCQ belongs to WBPSC JE (Civil) Previous Years Questions Series. Full tests include timed attempts, rank comparison and subject-wise analysis.