In the context of retaining walls, what does the term 'active earth pressure' re

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Question: In the context of retaining walls, what does the term \'active earth pressure\' refer to?

Options:

Correct Answer: The pressure exerted by soil when the wall moves away from the soil

Solution:

Active earth pressure refers to the pressure exerted by soil when the retaining wall moves away from the soil, allowing the soil to expand.

In the context of retaining walls, what does the term 'active earth pressure' refer to?

In the context of retaining walls, what does the term 'active earth pressure' refer to?

Step 1: Understand what a retaining wall is. A retaining wall is a structure that holds back soil and prevents it from collapsing.
Step 2: Learn about earth pressure. Earth pressure is the force exerted by soil on structures like retaining walls.
Step 3: Know what 'active' means. 'Active' refers to a state where the wall is moving away from the soil.
Step 4: Realize what happens when the wall moves. When the retaining wall moves away from the soil, the soil can expand.
Step 5: Connect the concepts. Active earth pressure is the pressure that the soil exerts on the wall when it is allowed to expand due to the wall moving away.

Active Earth Pressure – The pressure exerted by soil when a retaining wall moves away from the soil, allowing the soil to expand.