Test Academy | The excess pressure inside an air bubble of radius r just below the surface of water is P1. The excess pressure inside a drop of the same radius just outside the surface is P2. If T is surface tension then P1 = 2P2, P1 = P2, P2 = 2P1, P2 =0, P1≠ 0

Question

The excess pressure inside an air bubble of radius r just below the surface of water is P1. The excess pressure inside a drop of the same radius just outside the surface is P2. If T is surface tension then

Options :

P1 = 2P2
P1 = P2
P2 = 2P1
P2 =0, P1≠ 0

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