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Strength of Materials Test 4
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  • Question 1/2
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    A cantilever beam having a rectangular cross section of width 60 mm and depth 100 mm, is made of aluminum alloy. The material mechanical properties are: Young’s modulus, E = 73 GPa and ultimate stress, σu = 480 MPa. Assuming a factor of safety of 4, the maximum bending moment (in kN-m) that can be applied on the beam is _____.
  • Question 2/2
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    A solid shaft is subjected to a bending moment of 400 Nm and a torque of 600 Nm. If the Permissible normal stress for the shaft material is limited to 80 MPa. What is the minimum diameter (in mm, rounded up to nearest integer) of the shaft required?
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