tailieunhanh - Engineering Mechanics - Statics Episode 2 Part 2

Tham khảo tài liệu 'engineering mechanics - statics episode 2 part 2', kỹ thuật - công nghệ, cơ khí - chế tạo máy phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | Engineering Mechanics - Statics Chapter 6 Joint D FdC Fad cos 0 Fde 0 FDC FAD sin o FBD 0 B FAD Fbc fbd Find fab fad fbc fbd FDC fde FDC I fde FABB fad fbc cd I FDE c 800 A 1131 800 . lb 0 1131 1600 Positive means Tension Negative means Compression Problem 6-5 Determine the force in each member of the truss and state if the members are in tension or compression. Units Used kN 103 N Given P1 20 kN P2 10 kN a m e 2 m Solution 0 atan 442 2007 R. C. Hibbeler. Published by Pearson Education Inc. Upper Saddle River NJ. All rights reserved. This material is protected under all copyright laws as they currently exist. No portion of this material may be reproduced in any form or by any means without permission in writing from the publisher. Engineering Mechanics - Statics Chapter 6 Initial Guesses Fab 1 kN Fag 1 kN Fcf 1 kN Fbc 1 kN Fbg 1 kN Fde 1 kN Fcg 1 kN FFg 1 kN FeF 1 kN Fcd 1 kN FdF 1 kN Given Joint B Fbc - Fab cos 0 -FBG FAB sin ớ 0 Joint G Ffg Fcg cos Fag 0 F cg sin ớ Fbg P1 0 Joint C FbC Fcd FcF FcG cos 0 fCG Fcf sin ớ 0 Joint D Fcd FdE cos 0 Fdf Fde sin 6 0 Joint F Fef FfG FcF cos 0 FDF Fcf sin 6 P2 0 Joint E Fde cos Fef 0 Pl 443 2007 R. C. Hibbeler. Published by Pearson Education Inc. Upper Saddle River NJ. All rights reserved. This material is protected under all copyright laws as they currently exist. No portion of this material may be reproduced in any form or by any means without permission in writing from the .