A beam simply supported at the ends of a 25-ft span carries a uniformly distributed load of 1000 Ib/ft over its entire length. The lightest S section available is S12 x 50 with a section modulus of 50.8 inº. If the allowable stress is 20 ksi, find the actual bending moment.

A beam simply supported at the ends of a 25-ft span carries a uniformly distributed load of 1000 Ib/ft over its entire length. The lightest S section available is S12 x 50 with a section modulus of 50.8 inº. If the allowable stress is 20 ksi, find the actual bending moment.

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter5: Stresses In Beams (basic Topics)

Section: Chapter Questions

Problem 5.6.13P: A two-axle carriage that is part of an over head traveling crane in a testing laboratory moves...

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Question

A beam simply supported at the ends of a 25-ft span carries a uniformly distributed load of 1000 lb/ft over its entire length. The
lightest S section available is S12 x 50 with a section modulus of 50.8 in3. If the allowable stress is 20 ksi, fınd the actual bending
moment.
82, 146.78 ft Ibs.
O 81,476.56 ft Ibs.
82,031.25 ft.lbs.
O None of these

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