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A closed cubical box 0.8 m on each side is half filled with water and the other half being filled with oil of specific gravity 0.75. Now if the box is accelerated upwards at the rate of 4.905 m/sec2 the pressure difference in kg/m2 between the top and bottom layers would be

[A].	490.5	[B].	545.5
[C].	981	[D].	1050
[E].	1800

Answer: Option D

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