Question
AB= 3000mm
AD= 4000mm
especially struggling with part 3 of this question.
and Q.) A Jointed frame pinned Support A, a to the loading indicated have Circular Cross-Section materials. roller Figure and
Table Q1 Unit load template Member PLI Length Cross-section Modulus of Elasticity E Member force for Member force for (mm) A
0 0
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Answer #1

B 40kn 300mm D 40 30 O= tant 300 은 = 36.860 30 EN Reactions Hoomm (MA=0) Rp X 400 = 40% 300 Кре в хэфф xoo RA= -30KN HA= 40 k(m Joint A FBA 30KN (tension) FAD 40KN (tension 40 30 00 Apply unit Load at o ION Member forces Divide by factor of 40 kn (teunit Load В Meml P L (mm) 400 PKL AE (mm) 40x1x400 - 0.253 BC 40 1 CD 210 X 300 BD 1.25 500mm 50x1.25* SOO e 0.496 BA 30 0-75thank you

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