Physics, asked by tayab1896, 1 year ago

A biconvex lens of glass of refractive index 1.5 having focal length 20cm what should be the value of refractive index

NChat: Refractive index of glass of biconvex lens is gvn 1.5
NChat: Of which substance should be the refractive index be found??

Answers

Answered by Rohitr9922
0
this question is wrong ..plz check the question again ...
the refractive index was given in the starting of the question ...
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