A 2500-N Pile-Driver Ram Falls 10 M and Drives a Post

question 38

Multiple Choice

A 2500-N pile-driver ram falls 10 m and drives a post 0.1 m into the ground. The average impact force on the ram is

• A)2,500 N.
• B)25,000 N.
• C)250,000 N.
• D)2,500,000 N.

---

Definitions:

Subduction Zone

A region of the Earth's crust where two tectonic plates meet and one is forced below the other into the mantle, leading to volcanic activity and earthquakes.

Tilted Blocks

Geologic structures formed by the tilting of rock layers, often due to tectonic forces, creating an angle with the horizontal.

Anticlines

Upwardly convex folds in rock layers that typically have the oldest layers at their core.

Synclines

geological features formed by the downward folding of rock layers, with younger rocks in the core of the fold.