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Oil having a density of 921 kg/m floats on water. A rectangular block of wood 4.41 cm high and with a density of 963

Oil having a density of 921 kg/m floats on water. A rectangular block of wood 4.41 cm high and with a density of 963 kg/m floats partly in the oil and partly in the water. The oil completely covers the block. How far below the interface between the two liquids is the bottom of the block? Answer in units of m.

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