111. For the truss shown in Fig. P-111, calculate the stresses in members CE, DE, and DF. The cross-sectional area of cach member is t.& in.. Indicate tension (T) or compression (C). 1-6 in2 ins. aCE = 9260 psi (T); ODE = 22.2 ksi (T); oDF = 18.5 ksi (C) %3D D 6 ft 8 ft 8 ft E 8 ft 30 kips 36 kips 6 ft

what is the answer on this problem number 105?

PROB. 1. For the truss shown in Fig. 1, Calculate the stresses in members CE, DE and DF. The cross-sectional area of each member is 1500 mm² A 2.0 M B с 1.5M 4⁰0 KN Fig. 1, 2.0 m E (1) IS M D 2.0 m 50 KN F

A double-decker train. EXERCISES 1. A reciprocating steam engine connecting rod is subjected to a maximum load of 65 kN. Find the diameter of the connecting rod at its thinnest part, if the permissible tensile stress is 35 N/mm. [Ans. 50 mm) 2. The maximum tension in the lower link of a Porter governor is 580 N and the maximum stress in the link is 30 Nimm. If the link is of circular cross-section, determine its diameter. (Ans. 5 mm) Тор Contents Simple Stresses in Machine Parts 117 3. A wrought iron rod is under a compressive load of 350 KN. If the permissible stress for the material is 52.5 Nimm, cakculate the diameter of the rod. JAns. 95 mm) 4. A load of 5 kN is to be raised by means of a steel wire. Find the minimum diameter required, if the stress in the wire is not to exceed 100 N/mm. (Ans. 8 mm) 5. A square tie bar 20 mm x 20 mm in section carries a load. It is attached to a bracket by means of 6 bolts. Calculate the diameter of the bolt if the maximum stress in the tie bar is…