P11. A cable is used to vertically lower an initially stationary fruits packet of mass 500 kg at a constant downward acceleration of g/5. When the packet has fallen a distance of 50. m, a) Calculate the tension force b) Find the net work done by all the forces acting on the packet. c) The packet is landed on a vertical spring connected to the ground, see figure. How much work does the spring do on the packet as the spring compresses from 2.0 cm to 8.0 cm? (A force of 11 kN is required to compress the spring by 1.0 cm)

P11. A cable is used to vertically lower an initially stationary fruits packet of mass 500 kg at a constant downward acceleration of g/5. When the packet has fallen a distance of 50. m, a) Calculate the tension force b) Find the net work done by all the forces acting on the packet. c) The packet is landed on a vertical spring connected to the ground, see figure. How much work does the spring do on the packet as the spring compresses from 2.0 cm to 8.0 cm? (A force of 11 kN is required to compress the spring by 1.0 cm)

Name: P11. A cable is used to vertically lower an initially stationary frui
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Description: P11. A cable is used to vertically lower an initially stationary fruits packet of mass 500 kg at aconstant downward acceleration of g/5. When the packet has fallen a distance of 50. m,a) Calculate the tension forceb) Find the net work done by all th

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter7: Dry Friction

Section: Chapter Questions

Problem 7.78P: The figure shows a steel bar being processed by a rolling mill. Given that P=80kN and r =0.016,...

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