8. A 20 kg uniform beam 10m long is attached to a wall with a cable. Thecable is attached to the middle of the beam at 90° to the beam. A boxcable40.0boxof mass 50 kg is suspended from the beam as shown.500а.Draw a free body diagram labelling all the forces acting on thebeam (include the forces acting on the floor hinge). Choose andlabel an appropriate pivot point "P". Label all distances from this point.Page 21 of 23b.Determine the tension in the cable.С.Determine the force acting on the hinge at the bottom.

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Answered: 8. A 20 kg uniform beam 10m long is…

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter8: Rotational Motion

Section: Chapter Questions

Problem 74A

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1. Write an expression for the y-component Py of the force exerted by the pivot on the beam. 2. Write an expression for the tension T in the horizontal cable AB 3. Write an expression for the x-component Px of the force exerted by the pivot on the beam, in terms of T. 4. What is the tension in the horizontal cable, in newtons, if the mass of the beam is 34 kg, the length of the beam is 14 m, and the angle is 36°?
cable 8. A 20 kg uniform beam 10m long is attached to a wall with a cable. The 40.0° cable is attached to the middle of the beam at 90° to the beam. A box box of mass 50 kg is suspended from the beam as shown. 50 0° a. Draw a free body diagram labelling all the forces acting on the beam (include the forces acting on the floor hinge). Choose and label an appropriate pivot point "P". Label all distances from this point. b. Determine the tension in the cable. с. Determine the force acting on the hinge at the bottom.
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8. A 20 kg uniform beam 10m long is attached to a wall with a cable. The cable is attached to the middle of the beam at 90° to the beam. A box of mass 50 kg is suspended from the beam as shown. xoq a. Draw a free body diagram labelling all the forces acting on the beam (include the forces acting on the floor hinge). Choose and label an appropriate pivot point "P". Label all distances from this point. Page 21 of 23 800
8. An object weighing 240 N is supported by a uniform 135 N horizontal beam as shown in the figure. The length of the beam is 2.40 m and the distance (x) is 1.95 m. Find the tension in the guy wire that is connected to the wall if the angle = 39º. N A X
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