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1. ### Electromagnetic Waves- Please and thankyou!?

...=E/c E) z direction F) I=(C*Bm^2)/(2*muo) G) not sure H) Pr=I/c C is speed of light...

2 Answers · Science & Mathematics · 15/04/2012

2. ### A small laser used as a pointer produces a beam of red light 7 mm in diameter, and has a power output of 8 mil?

...3)^2) = 208W/m^2 The intensity is also = Emax^2/(2*muo*c) so Emax = sqrt(2*muo*c*I) = sqrt(2*4pix10^-7*3.0x10^8*208...

2 Answers · Science & Mathematics · 08/05/2010

3. ### A 20.0 kg slides down a 37.0° slope and accelerates down at 0.269 m/s2?

...20)(0.269) ==> f = 114.98 N the coeffecient of kinetic friction is: muo = friction force / normal force normale force: N = mgcos alpha = 159.72...

1 Answers · Science & Mathematics · 20/09/2009

4. ### conceptual questions on magnetism?

... the magnetic field or more technically called magnetic induction B = Muo/(4pi)* I * integral (dl * ri)/r^2 Muo = mu not or the magnetic permability...

2 Answers · Science & Mathematics · 23/03/2013

5. ### MAXWELL'S EQUATION A,B,C, or D?

d. (εo μo)^-(1/2) Speed of light (or any EM wave) in terms of permittivity and permeability = 1/sqrt(ε μ) which in this case is d

3 Answers · Science & Mathematics · 10/08/2007

6. ### Physics electromagnetics amperes law?

Magnetic induction, B inside = [2*pi*(10^-7)5*{N/L}] T Length of solenoid, L = N*0.020 or N/L = 1/0.020 or B = 1.571*10^-4 T

2 Answers · Science & Mathematics · 31/08/2011