A man weighing 180 lbf is pushing a cart that weights 100
Chapter 2, Problem 28P(choose chapter or problem)
A man weighing \(180 \mathrm{lbf}\) is pushing a cart that weighs \(100 \mathrm{lbf}\) with its contents up a ramp that is inclined at an angle of \(10^{\circ}\) from the horizontal. Determine the work needed to move along this ramp a distance of \(100 \mathrm{ft}\) considering \((a)\) the man and \((b)\) the cart and its contents as the system. Express your answers in both lbf-ft and Btu.
FIGURE P2–28E
Equation Transcription:
Text Transcription:
100 lbf
180 lbf
100 ft
lbf dot ft
Btu
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