Question: A 1 3 5 k g pile driver falls vertically from a height H onto a 1 2 0 k g pile. If there is

A 135kg pile driver falls vertically from a height H onto a 120kg pile. If there is no rebound and the pile is driven 150mm into the ground, what Height H must the pile driver fall from if the average resistance of the soil is 25kN.
A 1 3 5 k g pile driver falls vertically from a

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