Asked by Ms: Hadiza
A pile driver of mass 125kg falls through a height of 80m before striking the pile. What is it's momentum at the instance it strikes the pile? g=10m/s2?
Answers
Answered by
henry2,
V^2 = Vo^2 + 2g*h = 0 + 20*80 = 1600,
V = 40 m/s.
Momentum = M * V ____kg-m/s.
V = 40 m/s.
Momentum = M * V ____kg-m/s.
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