2 - Maximum principal stress theory
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Practice Questions
Test your understanding with targeted questions
What is the definition of principal stress?
💡 Hint: Think about how stress varies within a material.
What test is commonly used to find the critical value of stress?
💡 Hint: Consider what happens when we pull a material.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What test is used to determine critical stress values?
💡 Hint: Think about what happens when we stretch a material.
True or False: Principal stress refers to both maximum and minimum normal stresses.
💡 Hint: Reflect on the definition of principal stress.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Calculate the yield strength of a copper wire that fails under a tensile load of 2500N applied to 1.5mm in diameter.
💡 Hint: Convert diameter to radius and remember to calculate area correctly.
A solid cylindrical shaft with a diameter of 50mm transmits a torque of 500Nm. Calculate the maximum shear stress experienced by the shaft.
💡 Hint: Use the polar moment of inertia for a solid circular shaft in your calculations.
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