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sir, In the optics refraction through spherical surfaces video, in the numerical you have taken v as -20cm but according to sign convensions v and R are positive. can you please explain why you took so..

sir,                                                                           In the optics refraction through spherical surfaces video, in the numerical you have taken v as -20cm but according to sign convensions v and R are positive. can you please explain why you took so.. 

Grade:12th pass

1 Answers

Saurabh Koranglekar
askIITians Faculty 10335 Points
3 years ago
Dear student

Please attach the image of the question

Regards

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