FUNDAMENTALS CONCEPTS - CONNECTIONS

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FUNDAMENTALS CONCEPTS - CONNECTIONS
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  CHAPTER 1 FUNDAMENTALS CONCEPTS -CONNECTIONS 1 TS. Pha m  T n  Hu ngKhoa  Xây dựng hungpht@hcmute.edu.vn  I. The fundamental concepts 1.1. Rigid body:1.2. Statics equilibrium: 2  I. The fundamental concepts 1.3. Forces: -Point of application-Direction -Magnitude  Symbol:  or ;  F   F Unit:  2 or ; 1 1 . /  N lb N kg m s   3  I. Fundamentals concepts 1.3. Forces: In Cartesian coordinate system: O x y z   jk ii ,  j , k  :cartesianunit vectors O x y z  F  F   x  F   y  F   z   x y z   F F F     F i j k   F   x  ,  F   y  ,  F   z  :components of force vector  2 2 2  x y z   F F  F  F      4  I. Fundamentals concepts 1.3. Forces: cossin  x y  F F  F F       x y a F F cb F F c   
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