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Physics
Focal length of a convex lens will be maximum for
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Q. Focal length of a convex lens will be maximum for
KCET
KCET 2022
Ray Optics and Optical Instruments
A
Green light
0%
B
Red light
100%
C
Blue light
0%
D
Yellow light
0%
Solution:
$f \propto \frac{1}{(\mu-1)}, \mu_{ v } > \mu_{ r }$