**30) The pore pressure means what at any plane?**

- a) Ratio of weight of water to the piezometric head
- b) Equal to piezometric head times the unit weight of water
- c) Ratio of Piezometric head to the weight of water
- d) None of the mentioned

Komal Bhandakkar Answered question January 5, 2021

**Answer: b) Equal to piezometric head times the unit weight of water**

Explanation:

- The pore pressure is simply the product of the piezometric head & Unit weight of water.

i.e. ,- Pore pressure = Piezometric head × Unit weight of water.
u = h_(w )x 〖γ 〗_(w )

Komal Bhandakkar Edited answer January 5, 2021