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  • Identify the polarisation of the wave given, Ex = 2 cos t and Ey = sin <img alt="\omega" src="https://entrancecorn

Identify the polarisation of the wave given, Ex = 2 cos \omegat and Ey = sin \omegat. The phase difference is -90°.

Option: 1

Left hand circularly polarised


Option: 2

Right hand circularly polarised


Option: 3

Left hand elliptically polarised


Option: 4

Right hand elliptically polarised


Answers (1)

best_answer

The magnitude of the Ex and Ey components are not the same. Thus it is elliptical polarisation.

For a -90° phase difference, the polarisation is right-handed.

In other words, the rotation is in the anti-clockwise direction.

Thus the polarisation is right-hand elliptical.

Posted by

Divya Prakash Singh

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