A normally consolidated clay layer settles by 25 mm when the effective stress is increased from 15 kPa to 30 kPa. If the effective stress is later increased further from 30 kPa to 60 kPa, then the additional settlement would be-A-25 mmB-50 mmC-75 mmD-100 mm-A-25 mm

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APTITUDE CRACK · Accepted Answer

A 25 mm &Delta;H1=25mm &Delta;&Iuml;&fnof;1= &Iuml;&fnof;2 &Iuml;&fnof;1~30 15=15N/mm2 &Delta;&Iuml;&fnof;2= 60 30~=30N/mm2 We know that: &Delta;H=mv.&Iuml;&fnof;.h &Delta;H1/&Delta;H2=mv.&Delta;&Iuml;&fnof;1.H/mv.&Delta;&Iuml;&fnof;2.h &Delta;H1/&Delta;H2= &Delta;&Iuml;&fnof;1/&Delta;&Iuml;&fnof;2 25/&Delta;H2= 15/30 25/&Delta;H2= 0.5 25&Atilde;&middot;0.5= H2 50=H2~~~~~~H2=50mm.

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A normally consolidated clay layer settles by 25 mm when the effective stress is increased from 15 kPa to 30 kPa. If the effective stress is later increased further from 30 kPa to 60 kPa, then the additional settlement would be

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A normally consolidated clay layer settles by 25 mm when the effective stress is increased from 15 kPa to 30 kPa. If the effective stress is later increased further from 30 kPa to 60 kPa, then the additional settlement would be

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