For 13 to 15. The compound bar carries the axial forces P and 2P. The working stresses are 40 ksi for steel and 20 ksi f
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For 13 to 15. The compound bar carries the axial forces P and 2P. The working stresses are 40 ksi for steel and 20 ksi f
For 13 to 15. The compound bar carries the axial forces P and 2P. The working stresses are 40 ksi for steel and 20 ksi for aluminum, and the total elongation of the bar is not to exceed 0.2 in. 3 ft 4 ft 2P Steel Aluminum A = 0.6 in.² A = 0.4 in.² E = 29 x 106 psi E = 10 x 106 psi