Question

The diameters of each solid segment are dAB=0.75 in., dec=1.5 in., and dcD=0.5 in. Draw all appropriate free body diagrams and determine the values average normal stresses at points E and F. Indicate whether Tension or Compression. 8 kip 5 kip 2 kip 6 kip А з кір В D C 2 kip E F

Answer 1

solution Given! V AAB dho = 0.15 in » Tx 0.75 9 0.44178 in Bc = login BC = TX 1.57 d Be ABC 4 21-76714 in deo=0.5 in Aco= T1X0.5" 4 0-196349. în БКір 8 kip Kakip 16 kip P A & 2 kile F. Princeple to draw free booky diagram is all members and all joints will be in rest i.e. equilibrium FBD of ÀS 8KiP. skip 88 Tobalance left side skip there will be 8 klp right side (i-ent B) as FBD of Bet shoron. Joinf 'B' "skip 2 kip B will be ekip 1 inequoibriumskip 5+5-8= 2 kipa To balance 2 Rip at en

FOOL GRIP Trint i will skip be in Quiltfrien wno akip Forces - on AB'- 8 kip - Compresion 2 Kip-tension on BC t 2 kip- on CDI 6 Kip- tension SA Ansoes. . Now, É is at 8 é member, Average i Normat stress at E=56 Force in BC ABC =+2 kip 1.76714 in 1.13177 kiptin 6e YAnsur Average normal stress at 'F' force in CD =OF= Aco. + 6 kip 0.196349 in for = 30.5578 Kiplin Answer.