A crane lifts a 425 kg steel beam vertically a distance of 70 m. How much work does the crane do on the beam if the beam accelerates upward at 1.8 m/s2? Neglect frictional forces. O 2 × 105 J O 3.5 × 105 J O 2.4 x 105 J O 3 × 105 J

A crane lifts a 425 kg steel beam vertically a distance of 70 m. How much work does the crane do on the beam if the beam accelerates upward at 1.8 m/s2? Neglect frictional forces. O 2 × 105 J O 3.5 × 105 J O 2.4 x 105 J O 3 × 105 J

Name: A crane lifts a 425 kg steel beam vertically a distance of 70 m. How
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Description: A crane lifts a 425 kg steel beam vertically a distance of 70 m. How much work does the crane do on the beam if the beam accelerates upward at 1.8 m/s²? Neglect frictional forces.O2 x 105 J3.5 × 105 J2.4 x 105 JO 3 x 105 J

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter10: Work, Energy And Machines

Section10.1: Work And Energy

Problem 7PP

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