+1 vote
in Irrigation Engineering by (75.2k points)
In which of the following zone the stresses are beyond the elastic limits?

(a) Zone of rock fracture

(b) Zone of rock flowage

(c) Zone of saturation

(d) Zone of aeration

The question was asked during a job interview.

Query is from Factor Controlling Occurrence of Ground Water topic in portion Ground Water for Irrigation through Wells and Tubewells of Irrigation Engineering

1 Answer

0 votes
by (106k points)
Correct choice is (b) Zone of rock flowage

Easiest explanation: In the zone of rock flowage, interstices are absent because the stresses are beyond the elastic limits. The rocks remain in a state of plastic flow and water present in this zone is known as internal water.

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