4. The shaft consisting of steel and aluminum segments carries the torques T and 2T as shown in the figure. Find the largest allowable value of T if the allowable shear stresses are 83 MPa for steel and 55 MPa for aluminum, and the angle of rotation at the free end must not exceed 6°. Use G = 83GPa for steel and 28 GPa for aluminum. 2T 50 mm dia T 40 mm dia Steel 900 mm Aluminum 600 mm

Structural Analysis
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Author:KASSIMALI, Aslam.
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Chapter2: Loads On Structures
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4. The shaft consisting of steel and aluminum segments carries the torques T and 2T
as shown in the figure. Find the largest allowable value of T if the allowable shear
stresses are 83 MPa for steel and 55 MPa for aluminum, and the angle of rotation
at the free end must not exceed 6°. Use G = 83GPa for steel and 28 GPa for
aluminum.
2T
50 mm dia
T
40 mm dia
Steel
900
mm
Aluminum
600
mm
Transcribed Image Text:4. The shaft consisting of steel and aluminum segments carries the torques T and 2T as shown in the figure. Find the largest allowable value of T if the allowable shear stresses are 83 MPa for steel and 55 MPa for aluminum, and the angle of rotation at the free end must not exceed 6°. Use G = 83GPa for steel and 28 GPa for aluminum. 2T 50 mm dia T 40 mm dia Steel 900 mm Aluminum 600 mm
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