Sutapa das Asked a Question
December 13, 2021 10:10 pmpts 30 pts
10. A plane wave (i+i9)E, exp i(hz-ot) after passing through an optical element emerges as (-) E, exp| i (kz - ot) |, where and o are the wavevector and the angular frequency respectively. The optical element is a (a) quarter wave plate J6) half wave plate (c) polarizer (d) Faraday rotator
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  • Bidyut sinha thankyou
    Please see attached picture.. answer is half wave plate..
    • cropped339208977.jpg
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  • Swapnadeep goswami
    The answer is half wave plate . See that the amplitude part cahnges from x+iy to x-iy ,this means that after passing through the optical element ,a phase change of π is introduced ...
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