A rock is dropped in a large tank of benzene n15 and sinks
A rock is dropped in a large tank of benzene (n=1.5) and sinks to the bottom of the tank. If the apparent depth of the rock as viewed directly from above is 67 cm, what is the actual depth of the rock?
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a rock is dropped in a large tank of benzene n15 and sinks to the bottom of the tank if the apparent depth of the rock
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