The magnitude if the bending moment acting o the circular cross-section of a beam is M=30 000 lb-ft. A. Calculate the bending stress at point A. Choices: 9.07ksi,7.68ksi,10.48ksi,11.36ksi, B.Calculate the bending stress at point B Choices: 9.07ksi,7.68ksi,10.48ksi,11.36ksi C.Calculate the bending stress at point C Choices: 9.07ksi,7.68ksi,10.48ksi,11.36ksi

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