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If 1000 droplets of water of surface tension \(0.07 \mathrm{~N} / \mathrm{m}\) having same radius \(1 \mathrm{~mm}\) eac…

Q1

If 1000 droplets of water of surface tension \(0.07 \mathrm{~N} / \mathrm{m}\) having same radius \(1 \mathrm{~mm}\) each, combine to form a single drop. In the process the released surface energy is:\(\left(\right.\) Take \(\left.\pi=\frac{22}{7}\right)\)

[JEE Main 2023, 31 Jan (Shift 1)]

a

\(7.92 \times 10^{-6} \mathrm{~J}\)

b

\(7.92 \times 10^{-4} \mathrm{~J}\)

c

\(9.68 \times 10^{-4} \mathrm{~J}\)

d

\(8.8 \times 10^{-5} \mathrm{~J}\)

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