Calculate how much power is needed to push a 91 kilogram
(a) Calculate how much power is needed to push a 91 kilogram chest at 0.67 m/s along a horizontal floor where the coefficient of friction is 0.78?
W
(b) Find how much work is done in pushing the chest 9 m?
kJ
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a calculate how much power is needed to push a 91 kilogram chest at 067 ms along a horizontal floor where the
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