Question:

3.When a capillary is dipped in water, water rises 0.015 m in it. If the surface tension of water is 75×10-3 N/m, the radius of capillary is

Options :

  • a) 0.1 mm
  • b) 0.5 mm
  • c) 1 mm
  • d) 2 mm

Answer :

c) 1 mm

Answer Steps :

Solution :-

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