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i think some of the answers given by u r wrong like c6de b q89 answer shud be 3,q70 it shud be 2 and sir in paragrah 75-77 it is not given in q abt how the rays r incident in the surface

 i think some of the answers given by u r wrong like c6de b q89 answer shud be 3,q70 it shud be 2 and sir in paragrah 75-77 it is not given in q abt how the rays r incident in the surface

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1 Answers

Bhavya
askIITians Faculty 1281 Points
6 years ago
Dear student
Thanks for sharing your feedback.We will correct it.

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