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Question

The figure shows two immiscible liquids(Kerosene and water). Kerosene has density ρ2 and water has density ρ1. Find the velocity of water flow.
769417_a04a92b6cd984cfb83d1787ca1f33687.png

Solution
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Density of Kerosene =ρ2 water density =ρ1
Let, the height water =h1
and the height of Kerosene =h2 respectively
The velocity of water flow through hole in the bottom is given by
v=2g[h1+h2(ρ2ρ1)]



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