Question
Download Solution PDFवायु में एक एकसमान समतल तरंग 45° के कोण पर एक क्षतिहीन परावैद्युत पदार्थ पर आपतित होती है जिसका परावैद्युत स्थिरांक ϵr है। पारगमित तरंग अभिलम्ब के सापेक्ष 30° दिशा में संचरित होती है। ϵr का मान है:
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFस्नेल के नियम से
\(\sqrt {{ϵ_1}} \sin {\theta _i} = \sqrt {{ϵ_2}} \sin {\theta _t}\)
\(1.\sin 45^\circ = \sqrt ϵ_r \sin {30}^\circ\)
\(\frac{2}{{\sqrt 2 }} = \sqrt ϵ_r\)
ϵr = 2
Last updated on Apr 11, 2023
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