A flat bar ABCDEF of negligible mass is hinged at A and supported by a roller support at D as shown in Figure 4.1. Three external forces are applied at C, E and F respectively. At this position, the flat bar is in equilibrium. 2kN 1.0 m 1,4kN 3.2kN 40° 1.0 m Ch 60° ヤT 4.0 m 1.8 m 1.6m 1.6m Figure 4.1 (a) Draw the free body diagram of the flat bar. (b) Determine the magnitude of the reaction at roller support at D. (c) Determine the magnitude and direction of the reaction at A. [RD = 3 kN] [RA = 349.68 N, 78.79°]

A flat bar ABCDEF of negligible mass is hinged at A and supported by a roller support at D as shown in Figure 4.1. Three external forces are applied at C, E and F respectively. At this position, the flat bar is in equilibrium. 2kN 1.0 m 1,4kN 3.2kN 40° 1.0 m Ch 60° ヤT 4.0 m 1.8 m 1.6m 1.6m Figure 4.1 (a) Draw the free body diagram of the flat bar. (b) Determine the magnitude of the reaction at roller support at D. (c) Determine the magnitude and direction of the reaction at A. [RD = 3 kN] [RA = 349.68 N, 78.79°]

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

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter5: Three-dimensional Equilibrium

Section: Chapter Questions

Problem 5.1P: Bar AB of negligible weight is supported by a ball-and-socket joint at B and two cables attached at...

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