Physics

Problem

Worker X lifts a

50\,\text{kg}

crate vertically through

1.5\,\text{m}

3.0\,\text{s}

. Worker Y pushes the same crate horizontally for

10\,\text{m}

across a floor against a constant opposing force of

100\,\text{N}

, also in

3.0\,\text{s}

. Neglecting all other forces, whose average power output is greater? a) Both have equal average power b) Worker Y c) Cannot be decided with the given information d) Worker X

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