Which of these is not a correct form of the wave E x = cos(t z)? (a)
Question:
Which of these is not a correct form of the wave Ex = cos(ωt –βz)?
(a) cos(βz – ωt)
(b) sin(βz – ωt – π/2)
(c)
(d) Re(ej(ωt – βz))
(e) cos β(z – ut)
Transcribed Image Text:
COS 2πt T 2772 A λ
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