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Unformatted text preview: s N f k = k N Spring force : F = -kx where x is the extention of the spring F cp = mv 2 /r toward center Other types of forces: Tension ( T ); Normal Force ( N ) QUANTITY SYMBOL UNIT OR VALUE COMMENTS Mass m kg Length l m Time t s Position r m Components x,y Displacement r m Components x, y Velocity v m/s Magnitude is speed Acceleration a m/s 2 Force F N N=kg-m/s 2 Acceleration of gravity g or g 9.80 m/s 2 or N/kg Coefficient of static friction s dimensionless Coefficient of kinetic friction k dimensionless Spring constant k N/m...
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This note was uploaded on 10/07/2009 for the course PHYS 111 taught by Professor Jamesm.lockhart during the Fall '09 term at S.F. State.
- Fall '09