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Equations_S08_all_chapters

# Equations_S08_all_chapters - Physics 2114 Spring 2008...

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Physics 2114 Spring 2008 Midterm Exam 2 Dr. Bandy Page 1 Remove this sheet and use as a COVER SHEET and/or as Scratch Paper Equations r F r q q on o ˆ 2 2 1 4 1 1 2 πε = ; r E r q o ˆ 2 4 1 πε = ; qs p = ; 3 4 1 ) sec ( r p plane ting bi dipole o E πε - 3 2 4 1 ) ( r p o axis on dipole E πε ; r o r E λ πε 2 4 1 = ; ( 29 ( 29 2 2 2 4 1 L o r r Q r line finite E + = πε ; ( 29 ( 29 2 3 2 2 4 1 R z zQ z ring o E + = πε ; - = + 2 2 2 1 R z z o disk E ε η ; o E ε η 2 = ; t i N e = ; o in Q A e A d E ε = = Φ ; E nA nAv i m e d τ = = ; E E nev J m ne d A ei A I σ τ = = = = = 2 ; r Kq V = ; - = - = f i s s ds s E i V f V V ; V q r Kqq U ' ' = = ; d A V Q C o c ε = = ; ds dV s E - = ; ) ( 4 R V Q V Q R o sph C = = = πε ; ( 29 2 2 1 C V C c U = ; 2 2 1 E u o E ε = ; ε I P = ; ( 29 R V R I P R 2 2 = = ; RC where e o Q t Q t = - = τ τ ) ( ; d I wire long o B π μ 2 = ; A L I IR V ρ = = ; ) 1 ( max ) ( τ t e Q t Q - - = ; - - = τ ε t e c V 1 ; 2 ˆ 4 r r s Id o B d × = π μ 2 2 sin 4 , ˆ 4 r v q B so r r v q B o o θ π μ π μ =
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