Unformatted text preview: 4. (2 points) For a plane wave, what is the relationship between the direction of propagation, the direction of the electric ﬁeld, and the direction of the magnetic ﬁeld? 5. (13 points) Given that-→ E = ˆ j cos (10 πx ) sin (6 π × 10 9 t-βz )) in empty space, ﬁnd-→ H and β . 1...
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- Summer '08
- Frequency, Ohms law, Fundamental physics concepts