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The pressure inside an air bubble of rad...

The pressure inside an air bubble of radius 2 cm formed 20 cm below an open water surface is (Given surface tension of water = `70 xx 10^(-3) Nm^(-1)`)

A

`0.3 xx 10^(5) Nm^(-2)`

B

`0.2 xx 10^(5) Nm^(-2)`

C

`2.03 xx 10^(5) Nm^(-2)`

D

`1.03 xx 10^(5) Nm^(-2)`

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The correct Answer is:
D
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