Lecture 14

# Lecture 14 - ME 221 Statics Lecture#14 Sections 7.1 7.4...

This preview shows pages 1–8. Sign up to view the full content.

ME221 Lecture 14 1 ME 221 Statics Lecture #14 Sections 7.1 – 7.4

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
ME221 Lecture 14 2 Homework #6 Chapter 7 problems: 6, 19 & 26 Chapter 6 problems 3 & 6 Due Monday, June 28 MatLab Group Problems 7.19, 7.26 & 6.15 Due Monday, June 28
ME221 Lecture 14 3 Quiz #6 Friday, June 25

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
ME221 Lecture 14 4 Chapter 7: Internal Forces in Structures Review internal/external forces How to find internal forces Sample problems
ME221 Lecture 14 5 External/Internal Forces External forces arise from contact or gravitational attraction Point and distributed loading Weight Internal forces are forces arising to hold bodies together Internal stress is a form of an internal force

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
ME221 Lecture 14 6 Exposing Internal Forces To analyze the stress at a given location in a part, we need to know the forces at that particular section. 100 lb a a b b c c At any given section a-a, b-b, or c-c, there is an internal force arising from the 100 lb external force.
ME221 Lecture 14 7 Method for Finding Internal Forces

This preview has intentionally blurred sections. Sign up to view the full version.

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

{[ snackBarMessage ]}

### Page1 / 20

Lecture 14 - ME 221 Statics Lecture#14 Sections 7.1 7.4...

This preview shows document pages 1 - 8. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online