Beams - Internal Effects Shear Force and Bending Moment Diagrams ENGR B36 - Statics Pat Aderhold 11/5/2014

Schedule and Notes Grading  Exam #2 - back today  Individual Excel Project - ??? Next Wednesday  Off campus at KEDC Energy Summit  Teacher swap (but only for one day) Professor Darke covers Fluid Statics Same routine (concepts then white board problems)

Exam #2 Overall Average %  Problem 1 Avg. - 49%  Problem 2 Avg. - 83%  Problem 3 Avg. - 72% On Monday: In Class Extra Credit Opportunity  Another “Frames & Machines” problem  Opportunity for ½ of points lost on worst problem  30 minutes at the beginning of class

Internal Effects Meriam, JL and Kraige, LG. Statics 7 th Ed. Wiley p. 279 The not-so-rigid body  Different effects from different loading  Much of it is intuitive

Sign Convention Meriam, JL and Kraige, LG. Statics 7 th Ed. Wiley p Shear - Shear + Bend M - Bend M

Look at a Small Slice Meriam, JL and Kraige, LG. Statics 7 th Ed. Wiley p. 280

Relation Between w, V and M Meriam, JL and Kraige, LG. Statics 7 th Ed. Wiley p. 281

Sample Problem 5/13 Meriam, JL and Kraige, LG. Statics 7 th Ed. Wiley p. 283

Sample Problem 5/15 Meriam, JL and Kraige, LG. Statics 7 th Ed. Wiley p. 285

Practice Problem 5/125 Meriam, JL and Kraige, LG. Statics 7 th Ed. Wiley p. 286

Practice Problem 5/133 Meriam, JL and Kraige, LG. Statics 7 th Ed. Wiley p. 286

For Next Class Read through Article 5/8 Practice Problems 5/140, 5/147 In Class Quiz on Monday!