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A crane lifts a 425 kg steel beam vertically a distance of 66 m. How much work does the crane do on the beam if the beam accelerates upward at 1.8 m/s2? Neglect frictional forces
 one year ago
 one year ago
A crane lifts a 425 kg steel beam vertically a distance of 66 m. How much work does the crane do on the beam if the beam accelerates upward at 1.8 m/s2? Neglect frictional forces
 one year ago
 one year ago

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\[W=F*d\] \[F=ma\] \[W=(ma)*d\] \[W=((425 kg)(\frac{1.8 m}{s^2}))*66m\]
 one year ago
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