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stacychloe

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stacychloe

Could anyone good at mechanical principles answer this thanks ?

a pile driver has a mass of 100kg and falls 3m onto the pile which has a mass of 200kg. The two become joined on impact. The pile is driven into the ground a distance of 0.08 m each time. The mass is...
16:03 Fri 16th Jan 20093 answers, last by jake-the-peg 16:37 Fri 16th Jan 2009

Only 1 question