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High School/JEE/NEET/IPhO Physics | 17-19 Yrs

Geometrical Optics
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  2. Sir, in this one for 2nd deviation, how do you get 20 degrees? i am getting till the part where you get 100 degrees there, but where does 10 for each angle come from?
    1 years ago by Priyansh Saha

    Post your answer here

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  4. why reflection from plane is not considered ?
    1 years ago by

    Post your answer here