1-105. The compound wooden beam is connected together by a bolt at B. Assuming that the connections at A, B, C, and D exert only vertical forces on the beam, determine the required diameter of the bolt at B and the required outer diameter of its washers if the allowable tensile stress for the bolt is (a,)allow = 150 MPa and the allowable bearing stress for the wood is (o,)allow= 28 MPa. Assume that the hole in the washers has the same diameter as the bolt. 2 kN 3 kN 1.5 kN -2 m -2 m +1.5 m1.5 m+1.5 m--1.5 m- ID B Prob. 1-105

1-105. The compound wooden beam is connected together by a bolt at B. Assuming that the connections at A, B, C, and D exert only vertical forces on the beam, determine the required diameter of the bolt at B and the required outer diameter of its washers if the allowable tensile stress for the bolt is (a,)allow = 150 MPa and the allowable bearing stress for the wood is (o,)allow= 28 MPa. Assume that the hole in the washers has the same diameter as the bolt. 2 kN 3 kN 1.5 kN -2 m -2 m +1.5 m1.5 m+1.5 m--1.5 m- ID B Prob. 1-105

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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Question

1-105. The compound wooden beam is connected together
by a bolt at B. Assuming that the connections at A, B, C, and
D exert only vertical forces on the beam, determine the
required diameter of the bolt at B and the required outer
diameter of its washers if the allowable tensile stress for the
bolt is (o,)allow = 150 MPa and the allowable bearing stress
for the wood is (o,)allow= 28 MPa. Assume that the hole in
the washers has the same diameter as the bolt.
2 kN
3 kN
1.5 kN
-2 m
-2 m
+1.5 m--1.5 m+1.5 m--1.5 m-
ID
B
Prob. 1-105

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