A plane electromagnetic wave travelling along +z-direction, has its el – McqOptions

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1.	A plane electromagnetic wave travelling along +z-direction, has its electric field given by Ex = 2 cos (t) and Ey = 2 cos (t + 90) the wave is
A.	Linearly polarised
B.	Right circularly polarised
C.	Left circularly polarised
D.	Elliptically polarised
Answer» D. Elliptically polarised

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