Allied & ICAR Exam Bank • ALLIED_1292 NAT • 2 Marks

Section 6: Agricultural Process Engineering

Engineering Properties of Grains

Subtopic: True Density

Question Statement:

In an air comparison pycnometer test, a 100 g sample of chickpea seeds displaces $74.0\text{ cm}^3$ of air (true volume = $74.0\text{ cm}^3$). The true seed density in g/cm$^3$ is:

Answer Key:

1.35

Step-by-Step Solution & Explanation

$\rho_t = \frac{100\text{ g}}{74.0\text{ cm}^3} \approx 1.351\text{ g/cm}^3$.
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