the depth of pond is 10 m. What is the apparent depth for a person looking normally to the water surface?
refractive index of water is 4/3
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Apparent depth= Real depth/Refractive index
so
AD=10/4/3
=30/4
7.5 is the apparent depth
so
AD=10/4/3
=30/4
7.5 is the apparent depth
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