The diagram shows an equiconvex lens. What should be the condition on the refractive indexes so that the lens become diverging -
( a ) 2μ 2 > μ 1 – μ 3 ( b ) 2μ 2 < μ 1 + μ 3
Text Solution
Verified by ExpertsThe correct answer is:
B
= 
+ 
v should be – ve
⇒ 
⇒ 2μ 2 < μ 1 + μ 3
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