The energy stored in a soap bubble of di...

The energy stored in a soap bubble of diameter 6 cm and `T = 0.04 N//m` is nearly.

A

`0.9 xx 10^(-3) J`

B

`0.4 xx 10^(-3) J`

C

`0.7 xx 10^(-3) J`

D

`0.5 xx 10^(-3) J`

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