Jee Main
Properties Of Matter
JEE Main 2023 (Online) 11th April Evening Shift
INTEGER+4 / -12023
The surface tension of soap solution is \(3.5 \times 10^{-2} \mathrm{~Nm}^{-1}\). The amount of work done required to increase the radius of soap bubble from \(10 \mathrm{~cm}\) to \(20 \mathrm{~cm}\) is _________ \(\times ~10^{-4} \mathrm{~J}\).
\((\operatorname{take} \pi=22 / 7)\)