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JEE Main 16 Apr 2018 Shift 1 Solved Paper

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Question : 9

Total: 90

A small soap bubble of radius 4 cm is trapped inside another bubble of radius6 cm without any contact. Let P2 be the pressure inside the inner bubble and P0 the pressure outside the outer bubble. Radius of another bubble with pressure difference P2−P0 between its inside and outside would be :

12 cm
2.4 cm
6 cm
4.8 cm

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