Test Academy | A drop of mercury of radius 2mm is split into 8 identical droplets. Find the increase in surface energy. (Surface tension of mercury is 0.465 J/m²) 23.4 μ J, 18.5 μ J, 26.8 μ J, 16.8 μ J

Question

A drop of mercury of radius 2mm is split into 8 identical droplets. Find the increase in surface energy. (Surface tension of mercury is 0.465 J/m²)

Options :