problem11_67

University Physics with Modern Physics with Mastering Physics (11th Edition)

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11.67: Consider torques around the point where the person on the bottom is lifting. The center of mass is displaced horizontally by a distance ° - 45 sin m) 25 . 0 m 625 . 0 ( and the horizontal distance to the point where the upper person is lifting is ° 45 sin m) 25 . 1 ( , and
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Unformatted text preview: so the upper lifts with a force of N. 588 ) 300 . ( 45 sin 25 . 1 45 sin 375 . = = ° ° w w The person on the bottom lifts with a force that is the difference between this force and the weight, 1.37 kN. The person above is lifting less....
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