Physics 108 Formula sheet

Physics 108 Formula sheet - Dot Product A*B= AxBx+AyBy+AzBz...

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Dot Product Cross product A*B= AxBx+AyBy+AzBz or ABcosØ AxB=ABsinØ 10^6 Mega M 10^3 Kilo K 10^-2 Centi C 10^-3 Milli m 10^-6 Micro µ 10^-9 Pico p Kinematic Equations V=Vo+At X=Xo+VoT+1/2At ^2 = + V^2 Vo^2 2A t^2 X-Xo=1/2(Vo+V)t X-Xo=Vt-1/2At^2 Projectile Motion Vx=VoCosø Vy=VoSinø X-Xo=VoCosøt Vx=Vox Y-Yo=VoSinøt- 1/2gt^2 Vy=Vosinø-gt Vy^2=(VoSinø)^2- 2g(y-yo) Uniform Circular Motion A=V^2/r Distance= 2 π r or vt Period: T=2πr/t Newton’s Laws F=ma Fs≤µsFn Fk=µkFn W=F*d (joules) Ke=1/2mv^2 Fnet=1/2mv^2- 1/2Vo^2 Wnet=1/2mv2- 1/2mVo^2=K Fs=-kx (spring) W=1/2kXi^2- 1/2kXf^2 Power=F*v (watt) Power avg=W/t Conservation of Energy Ug=mgy Wg=-ΔUg Ui+Ki+Wf=Uf+Kf Emech=U+k COM and Conservation of Momentum Com=Σmx/Σm P=mv Pi=Pf
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1/2m1iv1i^2+1/2m 2iv2i^2=1/2m1fv1f ^2+1/2m2fv2f^2 V1f=(m1-m2)/ (m1+m2)v1i+(2m2 )/(m1+m2) v2i V2f= (2m1)/ (m1+m2)v1i+(m2- m1)/(m1+m2) v2i (if only one moves) V1f=(m1-m2)/(m1+m2)v1i V2f=(2m1)/(m1-m2)v1i J=Δp J= Ftdt
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Equation Equation name/use units
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I= dqdt Electric current I (amperes) dq(coulombs) dt(seconds) = F 14πε0q1|q2|r2 or F =K q1|q2|r2 Coulomb’s Law Newtons = + F1Net F12 F13
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This note was uploaded on 10/20/2010 for the course PHY 108 taught by Professor Iashvili during the Spring '08 term at SUNY Buffalo.

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Physics 108 Formula sheet - Dot Product A*B= AxBx+AyBy+AzBz...

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