Civil Engineering - Soil Mechanics and Foundation Engineering - Discussion

Discussion Forum : Soil Mechanics and Foundation Engineering - Section 1 (Q.No. 1)
1.
In a liquid limit test, the moisture content at 10 blows was 70% and that at 100 blows was 20%. The liquid limit of the soil, is
35%
50%
65%
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
123 comments Page 6 of 13.

Mohan dev said:   8 years ago
Which one correct (50%) or (65%)?

MUDASSIR said:   8 years ago
You are right @Sharda Charan.

Ranjan said:   8 years ago
50 % is the correct answer, interpolation is a wrong method.

NARENDRA KATARA said:   8 years ago
Answer is 50.

For a particular soil, slope does not change in flow index curve to determine the liquid limit for a soil. In this question flow index is also 50 and put this 50 value equal to formula and find the liquid limit for given data.

Narayan said:   8 years ago
How do you get 89.55 by this formula?

= W*(N/25)^0.121.

Garry said:   8 years ago
Answer is 50%.

Prasenjit said:   8 years ago
(W1-w2)log (n2/n1).
(70-20) log 100/10.
50 per Answer.

Shubham Suroliya said:   8 years ago
By taking interpolation,
Find value at 25 blows.
And answer is 61.66%.

Sumeet kulkarni said:   8 years ago
@Pratima Yadav.

The formula you put is right but followed that formula we supposed to get 39 (62.56-23.56) this option was not given.

Surya dev said:   8 years ago
By interpolation, we can find the liquid limit corresponding 25 no of blows do not for the gate to take no of blows on lag scale.


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