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ExamSecond midtermSolution only

06 02 14 soluzioni

Study material for Meccanica dei Solidi, shared by the Studwiz community and reviewed by moderators.

Meccanica dei SolidiSecond midterm

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sez141.001MdS 2013/14 Appello del 11/02/2014 Nome: @ Adolfo Zavelani Rossi, Politecnico di Milano, vers.27.03.13 06.02.14 y,Ty My 32 0 θ,Mt z,N Mx mm x,Tx1680-8-16 t=0.6 t=0.6 t=0.4 t=0.6 t=0.6 32 32.6 D E F B A C Calcolo degli sforzi in * con forze baricentriche essendo * il punto B di EB N = 4870 N Ty = 1860 N Mt = 1370 Nmm Mx = 67300 Nmm σa = 500 N/mm 2 E = 200000 N/mm 2 G = 80000 N/mm 2 yG = 12.31 mm uo = 0 mm vo = -8.752 mm A = 41.6 mm 2 Su * = 0 mm 3 Cw = 186414 mm 6 Ju = 7898 mm 4 Jv = 1843 mm 4 Jt = 4.139 mm 4 σ(N) = 117.1 N/mm 2 σ(Mx) = 167.8 N/mm 2 τ(Mt)d = 132.4 N/mm 2 τ(Tyc) = 111.3 N/mm 2 τ(Tyb)d= 0 N/mm 2 τ(Ty)s = 111.3 N/mm 2 τ(Ty)d = 111.3 N/mm 2 σ = 284.9 N/mm 2 τs = -21.11 N/mm 2 τd = 243.7 N/mm 2 σIs = 424.7 N/mm 2 σIIs = -139.8 N/mm 2 σId = 286.4 N/mm 2 σIId = -1.555 N/mm 2 σtresca = 564.6 N/mm 2 σmises = 509.3 N/mm 2 σst.ven = 459.7 N/mm 2 θt = 4.138 /m ru = 13.78 mm rv = 6.656 mm ro = 17.63 mm Jp = 12928 mm 4 u v 12.31 sez141.002MdS 2013/14 Appello del 11/02/2014 Nome: @ Adolfo Zavelani Rossi, Politecnico di Milano, vers.27.03.13 06.02.14 y,Ty My 26 0 θ,Mt z,N Mx mm x,Tx1680-8-16 t=0.6 t=0.6 t=0.4 t=0.6 t=0.6 32 26.6 D E F B A C Calcolo degli sforzi in * con forze baricentriche essendo * il punto B di EB N = 5000 N Ty = 1640 N Mt = 966 Nmm Mx = 57700 Nmm σa = 500 N/mm 2 E = 200000 N/mm 2 G = 80000 N/mm 2 yG = 9.816 mm uo = 0 mm vo = -6.927 mm A = 39.2 mm 2 Su * = 0 mm 3 Cw = 123062 mm 6 Ju = 5056 mm 4 Jv = 1843 mm 4 Jt = 4.011 mm 4 σ(N) = 127.6 N/mm 2 σ(Mx) = 184.7 N/mm 2 τ(Mt)d = 96.34 N/mm 2 τ(Tyc) = 126 N/mm 2 τ(Tyb)d= 0 N/mm 2 τ(Ty)s = 126 N/mm 2 τ(Ty)d = 126 N/mm 2 σ = 312.3 N/mm 2 τs = 29.65 N/mm 2 τd = 222.3 N/mm 2 σIs = 427.8 N/mm 2 σIIs = -115.6 N/mm 2 σId = 315 N/mm 2 σIId = -2.791 N/mm 2 σtresca = 543.4 N/mm 2 σmises = 495.8 N/mm 2…

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