3. The shaft consisting of steel and aluminum segments carries the torques T and 2T. Find the largest allowable value of T if the working shear stresses are 12500 psi for steel and 7800 psi for aluminum and the angle of rotation at the free end must not exceed 6 degrees. Use G = 12 x 10° psi for steel and G = 4 x 10º psi for aluminum. T Aluminum 2 ft 1.6 in dia. 2T Steel 2 in dia. 3.2 ft

Steel Design (Activate Learning with these NEW titles from Engineering!)
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Author:Segui, William T.
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Chapter1: Introduction
Section: Chapter Questions
Problem 1.5.6P: The data in Table 1.5.3 were obtained from a tensile test of a metal specimen with a rectangular...
Question
3. The shaft consisting of steel and aluminum segments carries the torques T and 2T. Find the
largest allowable value of T if the working shear stresses are 12500 psi for steel and 7800 psi for
aluminum and the angle of rotation at the free end must not exceed 6 degrees.
Use G = 12 x 10° psi for steel and G = 4 x 10º psi for aluminum.
T
Aluminum
2 ft
1.6 in dia.
2T
Steel
2 in dia.
3.2 ft
Transcribed Image Text:3. The shaft consisting of steel and aluminum segments carries the torques T and 2T. Find the largest allowable value of T if the working shear stresses are 12500 psi for steel and 7800 psi for aluminum and the angle of rotation at the free end must not exceed 6 degrees. Use G = 12 x 10° psi for steel and G = 4 x 10º psi for aluminum. T Aluminum 2 ft 1.6 in dia. 2T Steel 2 in dia. 3.2 ft
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