Doubt of Ray Optics..... Q18..... Answer is 90....plea pl solve this question....... thank you....
Subinoy Karmakar , 6 Years ago
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Wave Optics> Doubt of Ray Optics..... Q18..... Answer ...
1 Answers
Arun
Last Activity: 6 Years ago
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Arun (askIITias forum expert)
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