Civil Engineering - Soil Mechanics and Foundation Engineering - Discussion

Discussion Forum : Soil Mechanics and Foundation Engineering - Section 2 (Q.No. 42)
42.
A phreatic line is defined as the line within a dam section below which there are
positive equipotential lines
positive hydrostatic pressure
negative hydrostatic pressure
negative equipotential lines
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
5 comments Page 1 of 1.

Yamini tandan said:   7 years ago
Shape of the phreatic line is parabola.
(2)

Goutham said:   7 years ago
Pressure head on the Phreatic line is zero.
(1)

Pratik kumar said:   7 years ago
The top flow line of a saturated soil mass below which seepage takes place, is called the Phreatic line. Hydrostatic pressure acts below the phreatic line whereas atmospheric pressure exists above the phreatic line. This line separates a saturated soil mass from an unsaturated soil mass. It is not an equipotential line, but a flow line.
(5)

Chintu said:   8 years ago
The top surface of a freely moving groundwater reservoir over an impervious stratum is called the Phreatic line or ground water table. Water pressure is atmosphere pressure at all points on a phreatic line so it is an equipotential line.

Subbrajoyti saha said:   1 decade ago
Pheratic line is the top see page line.

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