For Daily Free Study Material Join wiredfaculty Whatsapp Group | Download Android App | Ncert Book Download
Sponsor Area
A thin liquid film formed between a U-shaped wire and a light slider supports a weight of 1.5 x10–2N (see figure). The length of the slider is 30 cm and its weight negligible. The surface tension of the liquid film is
0.0125 Nm-1
0.1 Nm-1
0.05 Nm-1
0.025 Nm-1
