ECS221L2 - Statics of Particles Law of sines a sin = b sin...

Info iconThis preview shows pages 1–7. Sign up to view the full content.

View Full Document Right Arrow Icon
    Statics of Particles Law of sines a sin α = b sin β Law of cosines c 2 = a 2 + b 2 - 2ab cos γ b α β a γ c
Background image of page 1

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

View Full DocumentRight Arrow Icon
    Representation of a Force A force (P ) is defined by a point of application (A), a magnitude (P), and a direction (30 o from horizontal). 30 o 5N A
Background image of page 2
    Force Resultants Parallelogram Law Note R = P +Q = Q +P but … R P+Q ! P Q R 4N 3N 5N
Background image of page 3

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

View Full DocumentRight Arrow Icon
    Some Vector Algebra negative of a vector subtraction R =P -Q =P +(-Q ) P Q -Q P P -P
Background image of page 4
    Some More vector Algebra The sum of 3 vectors P
Background image of page 5

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

View Full DocumentRight Arrow Icon
Background image of page 6
Background image of page 7
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 04/02/2012 for the course ECS 221 taught by Professor Macnamara during the Fall '08 term at Syracuse.

Page1 / 7

ECS221L2 - Statics of Particles Law of sines a sin = b sin...

This preview shows document pages 1 - 7. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online