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When the Ex and Ey components of a wave are not same, the polarisation will be

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When the Ex and Ey components of a wave are not same, the polarisation will be

(a) Linear

(b) Elliptical

(c) Circular

(d) Parallel

I had been asked this question by my school teacher while I was bunking the class.

I would like to ask this question from Types of Polarization topic in chapter EM Wave Propagation of Electromagnetic Theory

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The correct answer is (b) Elliptical

Explanation: In elliptical polarisation, the magnitude of Ex and Ey components are not same. This is due to the variation in the major and minor axes of the waves representing its magnitude.

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