how can we figure these values if not give

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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how can we figure these values if not given

1-74. Member B is subjected to a compressive force of
600 lb. If A and B are both made of wood and are 1.5 in.
thick, determine to the nearest in the smallest dimension a
of the support so that the average shear stress along the blue
line does not exceed Tallow = 50 psi. Neglect friction.
600 lb
F1-12. Determine the average normal stress developed in
rod AB if the load has a mass of 50 kg. The diameter of rod
AB is 8 mm.
8 mm
1-69. Member B is subjected to a compressive force of
800 lb. If A and B are both made of wood and are in. thick,
determine to the nearest in the smallest dimension / of
the horizontal segment so that it does not fail in shear. The
average shear stress for the segment is allow = 300 psi.
to
800 lb
F1-12
Transcribed Image Text:1-74. Member B is subjected to a compressive force of 600 lb. If A and B are both made of wood and are 1.5 in. thick, determine to the nearest in the smallest dimension a of the support so that the average shear stress along the blue line does not exceed Tallow = 50 psi. Neglect friction. 600 lb F1-12. Determine the average normal stress developed in rod AB if the load has a mass of 50 kg. The diameter of rod AB is 8 mm. 8 mm 1-69. Member B is subjected to a compressive force of 800 lb. If A and B are both made of wood and are in. thick, determine to the nearest in the smallest dimension / of the horizontal segment so that it does not fail in shear. The average shear stress for the segment is allow = 300 psi. to 800 lb F1-12
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