Question Bank • QB_SUB_SWCE_0238 NAT • 2 Marks

Section 4: Soil and Water Conservation Engineering

Soil Mechanics

Subtopic: Fundamental definitions and relationships

Question Statement:

A soil sample has a void ratio $e = 0.80$. The porosity of the soil (in percent, rounded to 2 decimal places) is:

Answer Key:

44.44

Step-by-Step Solution & Explanation

Relationship between void ratio $e$ and porosity $n$: $n = \frac{e}{1 + e} \times 100 = \frac{0.80}{1 + 0.80} \times 100 = 44.44\%$
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