If you dive to a depth of 10m below the surface of a lake,

Part A
what is the pressure due to the water alone?
What is the absolute pressure at that depth?

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  1. the water pond to be 2.7m deep. if the refractive index of water is 4/3,find the actual depth of the pond.

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  2. I don't know the ans

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  3. Pressure alone due to water would be10^5. And total pressure would be 2×10^5.

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