Answer to Question #342491 in Physics for cedrick

Question #342491

An automobile is pushed 120 inches by a woman exerting 80 lbs of force horizontally on the vehicle. How much work does she do (a) in ft ⋅ lb and (b) in joules?

Expert's answer

"W=Fd\\cos\\theta\\\\\n=\\rm 80\\: lbs\\times 10\\: ft\\times \\cos0^\\circ=800\\: ft\\cdot lb=1088\\: J"

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