hibbeler chapter2 솔루션 다운받기
hibbeler chapter2 솔루션 다운받기
hibbeler chapter2 솔루션
정역학
Engineering Mechanics - Statics
Chapter 2
Problem 2-1 Determine the magnitude of the resultant force FR = F1 + F 2 and its direction, measured counterclockwise from the positive x axis. Given: F 1 = 600 N F 2 = 800 N F 3 = 450 N
α = 45 deg β = 60 deg γ = 75 deg
Solution:
ψ = 90 deg ? β + α
FR = F1 + F 2 ? 2 F1 F 2 cos ( ψ)
2 2
F R = 867 N FR F2
sin ( ψ)
=
sin ( θ ) sin ( ψ) ? ? FR ?
θ = asin ?F 2 θ = 63.05 deg φ = θ+α φ = 108 deg
? ?
Problem 2-2 Determine the magnitude of the resultant force and its direction measured counterclockwise from the positive x axis. Given: F 1 = 80 lb F 2 = 60 lb
13
ⓒ 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 - Stat
자료출처 : http://www.ALLReport.co.kr/search/Detail.asp?pk=11048324&sid=knp868group1&key=
[문서정보]
문서분량 : 40 Page
파일종류 : PDF 파일
자료제목 : hibbeler chapter2 솔루션
파일이름 : hibbeler_chapter2.pdf
키워드 : 12,hibbeler,chapter2,솔루션
자료No(pk) : 11048324
hibbeler chapter2 솔루션
정역학
Engineering Mechanics - Statics
Chapter 2
Problem 2-1 Determine the magnitude of the resultant force FR = F1 + F 2 and its direction, measured counterclockwise from the positive x axis. Given: F 1 = 600 N F 2 = 800 N F 3 = 450 N
α = 45 deg β = 60 deg γ = 75 deg
Solution:
ψ = 90 deg ? β + α
FR = F1 + F 2 ? 2 F1 F 2 cos ( ψ)
2 2
F R = 867 N FR F2
sin ( ψ)
=
sin ( θ ) sin ( ψ) ? ? FR ?
θ = asin ?F 2 θ = 63.05 deg φ = θ+α φ = 108 deg
? ?
Problem 2-2 Determine the magnitude of the resultant force and its direction measured counterclockwise from the positive x axis. Given: F 1 = 80 lb F 2 = 60 lb
13
ⓒ 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 - Stat
자료출처 : http://www.ALLReport.co.kr/search/Detail.asp?pk=11048324&sid=knp868group1&key=
[문서정보]
문서분량 : 40 Page
파일종류 : PDF 파일
자료제목 : hibbeler chapter2 솔루션
파일이름 : hibbeler_chapter2.pdf
키워드 : 12,hibbeler,chapter2,솔루션
자료No(pk) : 11048324
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