Problem

A beam experiences a maximum bending moment of 32 000 lb-ft. Use the flexure formula to de...

A beam experiences a maximum bending moment of 32 000 lb-ft. Use the flexure formula to determine the required section modulus of the beam section for the following materials. Maximum allowable bending stress for each material is shown in parentheses.

(a) Steel (24 000 lb/in2)


(b) Aluminum (16 000 lb/in2)


(c) Wood (1200 lb/in2)

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Solutions For Problems in Chapter 16