A vertical pile of mass 190 kg is driven 125 mm into the ground by the blow of a 1.2 tonne hammer which falls through a height of 1100 mm. Assuming the hammer and pile remain in contact after impact. Determine: i. The velocity of the hammer just before impact ii. The velocity directly after impact, iii. The total resistive force of the ground, assuming it to be uniform.

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To solve this problem we can use the principle of conservation of energy assuming that all the poten... View the full answer