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A soil has li...

Question

A soil has liquid limit of 60% plastic limit of 35% and shrinkage limit of 20 % and it has a natural moisture content of 50%. The liquidity index of soil is

A

1.5

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B

1.25

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C

0.6

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D

0.4

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Solution

The correct option is C 0.6
(c)
Liquidity Index
$= \frac{W - W_{p}}{W_{L} - W_{P}} = \frac{50 - 35}{60 - 35}$

$= \frac{15}{25} = 0.6$

Consistency Index = 1-0.6 = 0.4

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