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Classification of Coarse Grained Soil

The void rati...

Question

The void ratios at the densest, loosest and the natural states of a sand deposit are 0.2, 0.6, and 0.4 respectively. The relative density of the deposit is

A

100 %

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B

75 %

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C

50 %

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D

25 %

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Solution

The correct option is C 50 %
Relative density

$D_{r} = \frac{e_{m a x} - e}{e_{m a x} - e_{m i n}}$

$= \frac{0.6 - 0.4}{0.6 - 0.2} = 0.5 = 50 %$

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