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A fiber optic cable $)=(1\mathrm{.}50$ is submerged in water $)=(1\mathrm{.}33.$ What is the critical angle for light to stay inside the cable?

$83\mathrm{.}1$

$62\mathrm{.}5$

$41\mathrm{.}8$

$27\mathrm{.}6$