12 mm PROBLEM 1.9 Two horizontal 22 kN forces are applied to pin B of the assembly shown. Knowing that a pin of 20 mm diameter is used at each connection, determine 45 mm 22 kN 22 kN 12 mm the maximum value of the 60° average normal stress (a) in link AB (i.e. at A), and (b) in link BC (i.e. at section a-a). 45 mm 45° a a [Ans. (a) 107.3 MPa (b) -72.96 MPa] Fig. P1.9 12 mm PROBLEM 1.25 For the assembly and loading of Prob. 1.9, determine (a) the average shearing stress in the pin at A, and (b) the average bearing stress at A in member АВ. В 45 mm 22 kN [Ans. (a) 51.2 MPa (b) -134.2 MPa] 22 kN 12 mm 60° PROBLEM 1.26 45 mm 45° For the assembly and loading of Prob. 1.9, determine (a) the average shearing stress in the pin at C, (b) the average bearing stress at C in member BC, and (c) the average bearing stress at B in member BC. Fig. P1.9 [Ans. (a) 62.8 MPa (b) -164.4 MPa (c) -82.2 MPa]

12 mm PROBLEM 1.9 Two horizontal 22 kN forces are applied to pin B of the assembly shown. Knowing that a pin of 20 mm diameter is used at each connection, determine 45 mm 22 kN 22 kN 12 mm the maximum value of the 60° average normal stress (a) in link AB (i.e. at A), and (b) in link BC (i.e. at section a-a). 45 mm 45° a a [Ans. (a) 107.3 MPa (b) -72.96 MPa] Fig. P1.9 12 mm PROBLEM 1.25 For the assembly and loading of Prob. 1.9, determine (a) the average shearing stress in the pin at A, and (b) the average bearing stress at A in member АВ. В 45 mm 22 kN [Ans. (a) 51.2 MPa (b) -134.2 MPa] 22 kN 12 mm 60° PROBLEM 1.26 45 mm 45° For the assembly and loading of Prob. 1.9, determine (a) the average shearing stress in the pin at C, (b) the average bearing stress at C in member BC, and (c) the average bearing stress at B in member BC. Fig. P1.9 [Ans. (a) 62.8 MPa (b) -164.4 MPa (c) -82.2 MPa]

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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