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Question

A cubical block of wood 10 cm on a side, floats at the interface of oil and water as shown in figure. The density of oil is 0.6 g cm−3 and density of water is 1 g cm−3. The mass of the block is
1510198_03d6aae103e2438195056b52d31c1e5b.png

A
706 g
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B
607 g
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C
760 g
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D
670 g
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Solution

The correct option is C 760 g
Weight of block = Weight of oil displaced + weight of water displaced
mg=600(6)g+400(1)g=760g
m=760g

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