1) An aluminum alloy bar has a circular cross section of 20 mm diameter, length 120 mm and shear modulus of 28 GPa. If the distributed torque is uniform and causes the end of the bar to rotate 0.5°, calculate the magnitude of the maximum shear stress in the bar.

Elements Of Electromagnetics
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ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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1) An aluminum alloy bar has a circular
cross section of 20 mm diameter, length 120
mm and shear modulus of 28 GPa. If the
distributed torque is uniform and causes the
end of the bar to rotate 0.5°, calculate the
magnitude of the maximum shear stress in
the bar.
Transcribed Image Text:1) An aluminum alloy bar has a circular cross section of 20 mm diameter, length 120 mm and shear modulus of 28 GPa. If the distributed torque is uniform and causes the end of the bar to rotate 0.5°, calculate the magnitude of the maximum shear stress in the bar.
Expert Solution
Step 1: Determine the given data

straight d equals 20 space mm
straight L equals 120 space mm
straight G equals 28 space GPa
straight theta equals 0.5 to the power of 0
To space determine colon
The space magnitude space of space shear space stress space in space the space bar

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