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daniel demisse
Questions (1)
determine the work done in pushing a 100kg wooden block 30 across a horizontal cocerete from with coeficient kinetic=0.48
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Answers (1)
Given m=100kg g=10m/s^2 s=30m coeficient kinetic=0.48 Req Wf=? Solution Wf=coeficient kinetic mgs Wf=0.48x100kgx10m/s^2x30m Wf=48x300J=14400J
