A diver in water at a depth of 1m sees the whole outside with a horizontal circle of radius …….when the refractive index is 𝜇 :

\(\frac{1}{μ - 1}\)

\(\frac{1}{μ - 1}\)

0%

\(\frac{1}{μ^2 - 1}\)

\(\frac{1}{μ^2 - 1}\)

0%

\(\frac{t}{μ^2 - 1}\)

\(\frac{t}{μ^2 - 1}\)

0%

\(\frac{1}{μ}\)

\(\frac{1}{μ}\)

0%