SSC SSC JE Civil 2025 Mock Test Series (Paper 1 & Paper 2) Fluid Mechanics Properties of Fluids Surface Tension
If the surface tension at the soap air interface is 0.09 N/m, then estimate the internal pressure (in N/m2 above atmospheric pressure) in a soap bubble of 0.03 m diameter.
1
48
2
12
3
6
4
24