Formula_Exam1_v1

Formula_Exam1_v1 - Physics 2001 Formula Sheet 2,...

Info iconThis preview shows page 1. Sign up to view the full content.

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

Unformatted text preview: Physics 2001 Formula Sheet 2, G = 6.67 x 10 ­11 m3/(kg•s2) Constants: g = 9.8 m/s −b ± b 2 − 4 ac Quadratic Formula: 0 = at 2 + bt + c t= 2a 2 2 2 Law of Cosines: C = A + B − 2 AB cosθ ˆ ˆ Vector Components: A = Ax x + Ay y Ax = A cosθ € € Ay = A sin θ € A = A + A 2 x 2 y € € € θ = tan −1 ( Ay / Ax ) (up to ± 180o) € Δr Δv , aave = Average Velocity & Acceleration: v ave = Δt Δt € Kinematic Equations in x direction and y direction: € 12 v +v 2 2 x = ax t + v ox t + x o v ave = x ox v x = v ox + 2 ax ( x − x o ) v x = ax t + v ox 2 2 € v y + v oy 12 2 2 y = ay t + v oy t + y o v y = ay t + v oy v y = v oy + 2 ay ( y − y o ) v ave = 2 2 Free Fall Equations: above y ­axis equations with ay = −g € € € Projectile Motion: kinematic equations with ax = 0, ay = − g € € € Newton’s Second Law: ∑ F = ma € f k = µk Fn (kinetic) Friction Forces: f s ≤ µsFn (static) € Gm1m2 GM FG = Gravity: g = 2 W = mg € 2 r R € € (θ relative to positive x ­axis) € € € € ...
View Full Document

This note was uploaded on 03/17/2011 for the course PHYSICS 2001 taught by Professor Young during the Spring '08 term at LSU.

Ask a homework question - tutors are online