4. Two identical uniform beams weighing 260 N each are connected at the bottom end with a frictionless hinge. A massless horizontal crossbar attached one-third up from that hinge maintains an angle of 53° between the beams. The beams are suspended from the ceiling by vertical massless wires. Calculate the tension in the horizontal crossbar.

4. Two identical uniform beams weighing 260 N each are connected at the bottom end with a frictionless hinge. A massless horizontal crossbar attached one-third up from that hinge maintains an angle of 53° between the beams. The beams are suspended from the ceiling by vertical massless wires. Calculate the tension in the horizontal crossbar.

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Concept explainers

Torque

Torque is the rotational equivalent of linear force in physics and mechanics. Based on the course of study, it is also known as the moment of force, rotational force, or turning effect.

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4. Two identical uniform beams weighing 260 N each are connected at the bottom end with a
frictionless hinge. A massless horizontal crossbar attached one-third up from that hinge maintains an
angle of 53° between the beams. The beams are suspended from the ceiling by vertical massless wires.
Calculate the tension in the horizontal crossbar.

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