Unit2FormulaSheet - UCSD Summer Session Physics 2B Formula...

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UCSD Summer Session Physics 2B Formula Sheet UNIT 2 – Electric Potential, Work & Capacitance Coulomb’s Force Law 12 2 ˆ qq k r = Fr K Newtons Electric Field 2 ˆ q kr r = E K Newton / Coulomb Electric Potential VE d l = −• K K Volt = Joule / Coulomb Point Charge kq V r = Volts (Absolute) Concentric Spheres 11 Vk q ab ⎛⎞ =− ⎜⎟ ⎝⎠ a = inner radius Concentric Cylinders (or wire) ( ) 2l n/ a b λ = b = outer radius Infinite Sheet Parallel Plates 0 0 /2 / d d d σ ε == d = distance from sheet d = plate separation E-Field from Potential dV E dr (one-dimension) Volts / meter E from V in 3 dimensions ,, dV dV dV E dx dy dz K Volts / meter Work & Energy in
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This note was uploaded on 08/23/2008 for the course PHYS 2b taught by Professor Schuller during the Summer '08 term at UCSD.

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