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Lecture: 13   Chapter 4 (iq10)

1. Inter-atomic bound: Caused by electric interactions. 

2. Ball- spring model: Series, parallel and mixed.

3. Young’s modulus in terms of inter-atomic quantities

4. Contact force: Normal force and Spring force.

5. Coefficient (static and kinetic) of frictions

Announcement:

A checklist on the course materials you should know about this course:

o   Textbook figures, examples, clicker questions

o   Exercises with X designation, which have answers at the end of the chapters.  

o   Homework problems

o   More challenging problems covered in the lecture and in the TA sessions

o   Model reflections