A thin convex lens 
(refractive index 
) is placed ona plane mirror 
. When a pin is placed at 
, such that 
its real inverted image is formed at 
itself, as shown in figure. When a liquid of refractive index 
is put between the lens and the mirror, the pin has to be moved to 
, such that 
to get its inverted real image at 
itself. The value of 
will be:
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
A
JEE Main 2019
Here 
or 
So, 
or 
Using, 
or 
when liquid is put between, then
or 
or 
Now 
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