it is observed that water enters into the hollow sphere at a depth of 40 cm below the surface. Surface tension of water is 7×10^−2 N/m. The diameter of the hole is

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A hollow sphere has a small hole in it. On lowering the sphere in a tank of water, it is observed that water enters into the hollow sphere at a depth of 40 cm below the surface. Surface tension of water is 7×10^−2 N/m. The diameter of the hole is
15
Sep
A hollow sphere has a small hole in it. On lowering the sphere in a tank of water, it is observed that water enters into the hollow sphere at a depth of 40 cm below the surface. Surface tension of water is 7×10^−2 N/m. The diameter of the hole is A hollow sphere has a [...]
Posted in: Cengage JEE Mains Physics by B.M Sharma , Chapter 12 - Fluid Mechanics, Surface Tension and Viscosity ,
Tags: A hollow sphere has a small hole in it. On lowering the sphere in a tank of water , it is observed that water enters into the hollow sphere at a depth of 40 cm below the surface. Surface tension of water is 7×10^−2 N/m. The diameter of the hole is ,