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Solutions for Assignment 6 - Statics | ME 221, Assignments of Statics

Michigan State University (MSU)Statics

Material Type: Assignment; Class: Statics; Subject: Mechanical Engineering; University: Michigan State University; Term: Unknown 1989;

Typology: Assignments

Pre 2010

Uploaded on 07/28/2009

koofers-user-9u8
koofers-user-9u8 🇺🇸

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7.21 A builder wishes to use a 5 m beam to span between two support walls which must support the loads given. The building code states that the maximum bending moment for a beam of this construction (cross section and material) is 13 kN-m. Compute the reaction forces, shear and moment functions and plot these shear and moment functions. Does the beam satisfy the code? 10 kN 5kN pepe Afe B FIGURE P7.21 10 5 A 2 | 2y i B Ay By FIGURE S7.21a vy ai A FIGURE S7.21b Solution: From a: SOR, =0: Ay+B,—-10-5=0,3>Ma=0: —20-20+5B, =0 By =8kN and A, = 7 KN. From b: yiF=0: 7-V=0 704