A D = 1 in diameter solid round bar has a groove 0.1 in deep with a 0.1 in radius machined into it. The bar is made of AISI 1040 CD steel and is subjected to purely reversing torque T of 1800 lbf ∙in. Determine the maximum shear stress taking the effect of the groove into account.

Answer for the question:

"A D = 1 in diameter solid round bar has a groove 0.1 in deep with a 0.1 in radius machined into it. The bar is made of AISI 1040 CD steel and is subjected to purely reversing torque T of 1800 lbf ∙in. Determine the maximum shear stress taking the effect of the groove into account."

is explained in the attachment.

Explanation:

See explaination

Explanation:

Given that

the cross section at right is mode 2024-T3

Ftu=62 ksi

E=10.5 Msi

Ec=10.7 Msi

the angle b1=1.25"

b2=1.75"

t1=0.050"

t2=0.080"

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