05-01ChapGere.0014

# 05-01ChapGere.0014 - 298 A-PDF Stresses in Beams (Basic...

This preview shows page 1. Sign up to view the full content.

This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: 298 A-PDF Stresses in Beams (Basic Topics) CHAPTER 5 Split DEMO : Purchase from www.A-PDF.com to remove the watermark Problem 5.5-16 Determine the maximum tensile stress t and maximum compressive stress c due to the load P acting on the simple beam AB (see figure). Data are as follows: P 5.4 kN, L 3.0 m, d 1.2 m, b 75 mm, t 25 mm, h 100 mm, and h1 75 mm. t P A d B h h1 L b Solution 5.5-16 Simple beam of T-section t P A d B c2 RA L RB b c1 C h1 h P b d 5.4 kN 75 mm 1.2 m L t h 3.0 m 25 mm 100 mm h1 75 mm MAXIMUM BENDING MOMENT Mmax RA(L d) RB(d) 3888 N m MAXIMUM TENSILE STRESS st Mmax c2 IC 43.9 MPa MAXIMUM COMPRESSIVE STRESS sc Mmax c1 IC 73.2 MPa (3888 N m)(0.0625 m) 3.3203 106 mm4 PROPERTIES OF THE CROSS SECTION A c1 IC 3750 mm2 c2 37.5 mm (3888 N m)(0.0375 m) 3.3203 106 mm4 62.5 mm 3.3203 106 mm4 REACTIONS OF THE BEAM RA 2.16 kN RB 3.24 kN Problem 5.5-17 A cantilever beam AB, loaded by a uniform load and a concentrated load (see figure), is constructed of a channel section. Find the maximum tensile stress t and maximum compressive stress c if the cross section has the dimensions indicated and the moment of inertia about the z axis (the neutral axis) is I 2.81 in.4 (Note: The uniform load represents the weight of the beam.) 200 lb 20 lb/ft B 5.0 ft y z C 3.0 ft A 0.606 in. 2.133 in. ...
View Full Document

## This note was uploaded on 09/20/2009 for the course COE 3001 taught by Professor Armanios during the Spring '08 term at Georgia Tech.

Ask a homework question - tutors are online