Which of the following is not a travelling wave? – McqOptions

MCQOPTIONS

1.	Which of the following is not a travelling wave?
A.	e = Em sin (Œ≤x - œât)
B.	e = Em cos (Œ≤x - œât)
C.	e = Em sin (œât - Œ≤x)
D.	e = Em sin (Œ≤x)
Answer» E.

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