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SAT, 09.02.2022 01:00 bradleydb222

A pile driver lifts a 350 kg weight and then lets it fall onto the end of a steel pipe that needs to be driven into the ground. A fall of 1. 5 m before striking the pipe drives the pipe in 45 cm.

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A pile driver lifts a 350 kg weight and then lets it fall onto the end of a steel pipe that needs to...
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