Question

Determine the force in member AE of the loaded truss. The force is positive if in tension, negative if in compression. ( 3.6 kN 2.4 kN )

Answer 1

Solution Ray 3.6KN 3.9m A 3.9m Ac L9 m 3.8m D 1.9 7-8 RF Sécton cut Reachon foe at ubpot F (Roller 2uþpost) RF = RAxHozonal Reaction fore at auppot A Reacton foote atsuppot A (gdne poвили) Ry=vertcal ( Hinged Xчbbо)

Ung Meho by sechon for fmchng force in member AE 2.4KN 3 6 KN 3.9m I FAt 3.Bm EF Sectoo cut J AF DH 1.9 (3.9+3-9) +an 0 O 13-69 3.2 AI A F tano IC +7.8 AF tan = A Z AAFI 69. Eub4 3-8 tan 13.69 7-8 m

E BI BE ton = BE ano x BI BT (BctIC) tan (3.9 7-8) ton 13-6 9 BE A BE 2.8499 3-9 3E tam D 36.158 AJT BingJU AI IJ: AI zn d 7 A momentf at I > o take 3.6 xBI t 2.4 x IC FRE 3-6×(3-9+7-8) ナ47.8 FRE .2042 Amscwer FRE = 66099 KN tenaion force m membey AE