Torsion of bars with thin-walled open cross sections. Consider a bar with the cross section shown in Fig. 2. (a) Assuming the bar has fillets to remove stress concentrations at corners, what is the maximal shear stress in the bar if a torque T is applied? (b) What is the rate of twist for the bar? bị b2 t2 t3 b3 FIGURE 2. Prismatic bar of thin-walled simply-connected rectangles.

Elements Of Electromagnetics
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Torsion of bars with thin-walled open cross sections. Consider a bar with the cross section
shown in Fig. 2.
(a) Assuming the bar has fillets to remove stress concentrations at corners, what is the maximal shear stress
in the bar if a torque T is applied?
(b) What is the rate of twist for the bar?
b1
t1
b2
t2
t3
b3
FIGURE 2. Prismatic bar of thin-walled simply-connected rectangles.
Transcribed Image Text:Torsion of bars with thin-walled open cross sections. Consider a bar with the cross section shown in Fig. 2. (a) Assuming the bar has fillets to remove stress concentrations at corners, what is the maximal shear stress in the bar if a torque T is applied? (b) What is the rate of twist for the bar? b1 t1 b2 t2 t3 b3 FIGURE 2. Prismatic bar of thin-walled simply-connected rectangles.
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