A 14-ft-long simply supported timber beam carries a P= 10.5-kip concentrated load at midspan as shown. The cross-sectional dimensions of the timber are also shown. At section a-a, determine the magnitude of the shear stress in the beam at point K. P 3 in. H 15 in. a B K 3 ft 1 in. 7 ft 7 ft 6 in. O 21.78 psi O 29.46 psi O 27.72 psi O 18.18 psi O 23.05 psi

Elements Of Electromagnetics
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ISBN:9780190698614
Author:Sadiku, Matthew N. O.
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A 14-ft-long simply supported timber beam carries a P = 10.5-kip concentrated load at midspan as shown. The cross-sectional
dimensions of the timber are also shown. At section a-a, determine the magnitude of the shear stress in the beam at point K.
P
3 in.
H
15 in.
a
B
K
3 ft
1 in.
7 ft
7 ft
6 in.
O 21.78 psi
O 29.46 psi
O 27.72 psi
O 18.18 psi
O 23.05 psi
Transcribed Image Text:A 14-ft-long simply supported timber beam carries a P = 10.5-kip concentrated load at midspan as shown. The cross-sectional dimensions of the timber are also shown. At section a-a, determine the magnitude of the shear stress in the beam at point K. P 3 in. H 15 in. a B K 3 ft 1 in. 7 ft 7 ft 6 in. O 21.78 psi O 29.46 psi O 27.72 psi O 18.18 psi O 23.05 psi
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