Clay layer A with single drainage and coefficient of consolidation Cv takes 6 mo

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Clay layer A with single drainage and coefficient of consolidation Cv takes 6 months to achieve 50% consolidation. The time taken by clay layer B of the same thickness with double drainage and coefficient of consolidation Cv/2 to achieve the same degree of consolidation is

Options:

A . 3 months

B . 6 months

C . 12 months

D . 24 months

Answer: Option A

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