The work done in blowing a soap bubble of surface tension \( 0.06 \mathrm{~N} / \mathrm{m} \) fr....

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The work done in blowing a soap bubble of surface tension \( 0.06 \mathrm{~N} / \mathrm{m} \) from \( 2 \mathrm{~cm} \) radius to \( 5 \mathrm{~cm} \) radius is
\( \mathrm{P} \)
(1) \( 3.12 \mathrm{~mJ} \)
(2) \( 1.25 \mathrm{~mJ} \)
(3) \( 2.15 \mathrm{~mJ} \)
(4) \( 4.55 \mathrm{~mJ} \)


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