Answered: 1) Use the method of PINS to determine…

1) Use the method of PINS to determine the true magnitude and direction of the forces in all the members of the truss shown below in Fig 3.1.

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

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter6: Beams And Cables

Section: Chapter Questions

Problem 6.15P: The structure is supported by a pin at C and a cable attached to A. The cable runs over the small...

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Question

1) Use the method of PINS to determine the true magnitude and
direction of the forces in all the members of the truss shown below
in Fig 3.1.
A
60°
500lbs
8'
B
E
8'
D
C
wwww

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Follow-up Question

Can you show why the answer is this? Your answers are close, but why B to D member is zero how?

289.855
577.941 (t)
289.855 (c)
500
0 member
+
0 member
289 855
289.855 (c)
Mc
+

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